Alphabetical View

Display Hierarchical | Alphabetical | KWOC | KWIC

A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X,Y,Z


Cab signals (Dcmtrysc)
Cable cars (Qbftc)
Cable railroads (Nbbcgp)
Use For Funicular railroads
Cable stayed bridges (Pdybmdcc)
Use For Stayed girder bridges; Stayed cable bridges
Cable systems (Qtpbcgc)
Cables (Rbmdxqc)
Cabooses (Qbfmkc)
Cabotage (Brscd)
Cabs (Taxicabs)
Use Taxicabs (Qbddhppt)
Cabs (Vehicle compartments) (Qpecc)
Use For Locomotive cabs; Truck cabs
Cadavers (Hpmc)
Cadmium (Rbcefdb)
Caffeine (Hmdqxsc)
Caissons (Pmhyc)
Calcareous soils (Rbespbc)
Calcined aggregates (Rbmddcpc)
Calcines (Rbmdytc)
Calcites (Rberrc)
Calcium (Rbcefcm)
Calcium carbonate (Rbcgneb)
Calcium chloride (Rbcgned)
Calcium chloride (Rbmnjc)
Calcium compounds (Rbcgce)
Calcium hydroxide (Rbcgneg)
Use For Hydrated lime
Calcium inorganic compounds (Rbcgne)
Calcium magnesium acetate (Rbcgrrf)
Use For CMA
Calcium magnesium acetate (Rbmnjf)
Use For CMA
Calcium nitrite (Rbcgnej)
Calcium oxide (Rbcgnem)
Use For Lime; Quicklime
Calcium silicate (Rbcgnep)
Calcium sulfates (Rbcgner)
Calcretes (Rberhc)
Calculating machines
Use Calculators (Qtpxc)
Calculation (Ufd)
Calculators (Qtpxc)
Use For Calculating machines; Electronic calculating machines
Calculus (Uhbc)
Calculus (Mathematics) (Tprc)
Calculus of variations (Uhbfmc)
Calibrating
Use Calibration (Gmse)
Calibration (Gmse)
Use For Calibrating
California bearing ratio (Rkmyyc)
Use For CBR
Call boxes (Driver aid devices) (Dsgmec)
Use For Emergency call systems
Calorimeters (Gumpc)
Camber
Use Curvature (Upbd)
Camcorders
Use Video cameras (Qtprcv)
Cameras (Qtprc)
Campaigns (Chqp)
Camper trucks (Qbddkqc)
Camping (Bmkhqc)
Campus parking (Brddv)
Campus transportation (Aft)
Campuses (Pfruc)
Cams (Qtbmbermb)
Camshafts (Qtbmbermd)
Canal linings (Pmhjyd)
Canal lock operations (Bqwctm)
Use For Locking
Canal operations (Bqwc)
Canal transit (Bqwct)
Canals (Pmhjc)
Canals and waterways (Pmhj)
Cancer (Hmdf)
Cantilever bridges (Pdybmdc)
Cantilevers (Pbpbvvc)
Canyons (Vsjfsc)
Capacitance (Rkec)
Capacitors (Qtbce)
Capacity restraint (Bqdcr)
Capes (Vgk)
Capillaries (Myvk)
Capillarity (Src)
Use For Capillary action
Capillary action
Use Capillarity (Src)
Capillary water (Rbesbwc)
Capital (Cfec)
Use For Capital requirements
Capital (Kabq)
Capital costs (Cfcac)
Capital expenditures (Cfbuc)
Capital investments (Cfeic)
Capital productivity (Cpkpc)
Capital requirements
Use Capital (Cfec)
Capsizing (Hbbmt)
Capsule pipelines (Pmnppb)
Use For Tube transportation
Captive riders (Mwatc)
Car clearances (Railroads) (Brrcs)
Use For Clearances (Railroads)
Car couplers
Use Couplers (Qtpuh)
Car distribution (Railroads) (Brrcd)
Car dumpers (Qtphcuc)
Car following (Bthkc)
Car interchange (Railroads) (Brrci)
Use For Interchange (Railroads)
Car location (Railroads) (Brrce)
Car operations (Railroads) (Brrc)
Car ownership (Railroads) (Brrcn)
Car parks
Use Parking facilities (Pmrup)
Car pooling (Railroads) (Brrcp)
Car rentals (Railroads) (Brrcq)
Car seats
Use Child restraint systems (Qpqry)
Car service rules (Brrr)
Car sharing
Use Vehicle sharing (Bms)
Car shops (Railroads) (Pmurvc)
Car shortages (Railroads) (Brrcc)
Car supply (Railroads) (Brrcb)
Use For Freight car supply
Car tracing (Railroads) (Brrcet)
Car truck accidents
Use Multiple vehicle crashes (Hbbgtb)
Car truck crashes
Use Multiple vehicle crashes (Hbbgtb)
Car trucks (Railroads) (Qpgyrt)
Use For Bogies; Railroad car trucks; Trucks (Railroad car structures)
Car utilization (Railroads) (Brrca)
Use For Freight car utilization
Car wheels (Railroads) (Qpgyrwr)
Use For Railroad car wheels
Caravans (Travel trailers)
Use Travel trailers (Qbddkqt)
Carbamide
Use Urea (Rbcgrrx)
Carbene (Rbcgrrg)
Carbides (Rbcgnff)
Carbinols (Rbcgrbcd)
Carbohydrates (Rbcgrbj)
Carbolic acid
Use Phenol (Rbcgrro)
Carbon (Rbceffc)
Carbon black (Rbmdptc)
Carbon capture and storage (Jfkyc)
Carbon dioxide (Rbcgnfm)
Carbon dioxide equivalent
Use Greenhouse gases (Jfgsgg)
Carbon fibers (Rbmdxfc)
Carbon footprint
Use Greenhouse gases (Jfgsgg)
Carbon inorganic compounds (Rbcgnf)
Carbon monoxide (Rbcgnfq)
Carbon steel (Rbmdkdfscc)
Carbon taxes (Cfdac)
Carbonate rocks (Rberrd)
Carbonates (Rbcgcf)
Carbonation (Scpd)
Carbonization (Scpe)
Carbonmonoxyhemoglobin
Use Blood carbon monoxide levels (Hpmbc)
Carboxyhemoglobin
Use Blood carbon monoxide levels (Hpmbc)
Carbuilders (Ncerc)
Carburetion (Qpnc)
Carburetors (Qpnyc)
Use For Carburettors
Carburettors
Use Carburetors (Qpnyc)
Carcinogens (Rbmdsb)
Cardan shafts (Qtbmyqc)
Cardiac disorder (Hmdbh)
Use For Heart diseases
Cardiovascular diseases (Hmdb)
Cardiovascular system (Myv)
Use For Circulation (Anatomy); Circulatory system
Cargo aircraft (Qbkff)
Cargo compartments (Qpes)
Cargo documentation
Use Freight documents (Bby)
Cargo facilities (Pmetfc)
Cargo handling (Bdbb)
Cargo handling equipment (Qtphc)
Use For Handling equipment; Materials handling equipment; Freight handling equipment
Cargo handling personnel (Msc)
Cargo holds
Use Holds (Vehicles) (Qpesh)
Cargo insurance (Cnvc)
Cargo preference (Brscc)
Cargo security
Use Freight security (Hsf)
Cargo ships (Qbhdf)
Cargo submarines (Qbhdfu)
Cargo vehicles
Use Trucks (Qbddf)
Carjacking (Huthc)
Carloadings (Bfbja)
Carnivores (Jcbtvuc)
Carpool lanes
Use High occupancy vehicle lanes (Pmrcpmj)
Carpool lanes
Use High occupancy vehicle lanes (Pmruby)
Carpools (Bmrc)
Carriageway markings
Use Road markings (Dcmthru)
Carriageways
Use Traffic lanes (Pmrcpm)
Carrier delay
Use Flight delays (Bbjkmd)
Carrier selection (Bkc)
Carrier sense multiple access (Dsbdmcc)
Carriers (Nbb)
Use For Intermodal transportation companies
Carriers by mode (Nbbc)
Carriers by type of service (Nbba)
Carsharing
Use Vehicle sharing (Bms)
Cartography (Ttqc)
Case based reasoning (Xbkdbe)
Case law
Use Legal documents (Xxy)
Case studies (Xkdc)
Cash flow (Cgac)
Casings (Pbpbkdc)
Casinos (Pfqc)
Casks (Qtpkc)
Use For Spent fuel casks; Coffins (Casks)
Cast in place concrete (Rbmdhcbc)
Use For Cast in situ concrete
Cast in place structures (Pbca)
Cast in situ concrete
Use Cast in place concrete (Rbmdhcbc)
Cast iron (Rbmdkbc)
Cast steel (Rbmdkdfscd)
Casting (Fcbjc)
Casual carpooling (Bmrcc)
Use For Slugging (Ridesharing)
Casualties (Hjhc)
Cataloging (Xbdm)
Catalogs (Xbbk)
Catalysis (Scca)
Catalyst poisoning (Hmec)
Catalysts (Rbctd)
Catalytic converters (Qpwyc)
Catamarans (Qbhvtc)
Catapults (Qtphd)
Catastrophe theory (Uhy)
Catch basins (Pmhpdb)
Catchment areas (Epdutc)
Catenaries (Railroads) (Pmucc)
Cathode ray tubes (Qtbefc)
Cathodes (Qtpfbyc)
Cathodic protection (Fccmcc)
Cation exchange (Sccic)
Cationic emulsified asphalt (Rbmdpbec)
Cations (Rbcbfm)
Cats (Jcbtvucb)
Caucasians
Use Whites (Mhe)
Causeways (Pdybmuhc)
Caverns (Vh)
Cavitation (Mechanics) (Smdfc)
Cavitation corrosion
Use Cavitation erosion (Scphb)
Cavitation erosion (Scphb)
Use For Cavitation corrosion
Cavitation noise (Jfnbd)
Use For Propeller noise
CBR
Use California bearing ratio (Rkmyyc)
CCD cameras
Use Digital cameras (Qtprcf)
CCTV
Use Closed circuit television (Dsbpvc)
CD-ROM (Xymr)
Use For Compact discs
Ceilings (Pbpbb)
Celestial bodies (Jbd)
Celestial navigation (Dcnsbb)
Use For Nautical astronomy; Astronavigation
Cell phones
Use Cellular telephones (Dsbnmcb)
Cells (Biology) (Jca)
Cells (Measuring devices) (Gumec)
Cellular automata (Ubmkfc)
Cellular concrete (Rbmdhcbd)
Cellular radio (Dsbnmc)
Cellular radio (Dsbppmc)
Cellular structures (Pbckl)
Cellular telephones (Dsbnmcb)
Use For Cell phones
Cellulose (Rbmdmvwd)
Cement (Rbmdfc)
Use For Cementitious materials
Cement additives (Rbmdfcy)
Cement aggregate reactions
Use Alkali aggregate reactions (Sccyb)
Cement content (Rkcbbm)
Cement factor (Rkcbbmf)
Cement grouts (Rbmndfc)
Cement industry (Ncgkc)
Cement kilns (Qtpmhpb)
Cement mortars (Rbmndjc)
Cement paste (Rbmndnc)
Cement treated soils (Rbmdbc)
Cementation
Use Bonding (Fcacb)
Cementitious materials
Use Cement (Rbmdfc)
Census (Khby)
Center lines (Dcmthruc)
Use For Centerlines
Center of gravity (Smkgc)
Centerline cracking
Use Longitudinal cracking (Smfdpmm)
Centerlines
Use Center lines (Dcmthruc)
Central business districts (Vwubc)
Use For Downtowns; City centers
Central processing units (Computers) (Qtpxmpb)
Central reserves
Use Medians (Pmrcpbm)
Centralized traffic control (Dcmtrsc)
Centrifugal force (Smib)
Centrifugal pumps (Qtbmbpc)
Centrifuges (Guc)
Centripetal force (Smic)
Centuries (Wea)
Ceramels
Use Cermets (Rbmdfe)
Ceramets
Use Cermets (Rbmdfe)
Ceramic coatings (Rbmnfcm)
Ceramic materials (Rbmdf)
Use For Ceramics
Ceramics
Use Ceramic materials (Rbmdf)
Cermets (Rbmdfe)
Use For Ceramels; Ceramets; Metal ceramics
Certification (Ceu)
Cervical spine
Use Spinal column (Myj)
Cervical vertebrae
Use Vertebrae (Myjg)
Cetane number (Rkcmc)
Chains (Rbmnkc)
Chalks (Rberhd)
Change interval (Traffic signal cycle) (Dcmthcskjb)
Change of state
Use Phase transitions (Stp)
Changeable message signs
Use Variable message signs (Dcmthrkkv)
Channel erosion
Use Scour (Jbyn)
Channel flow (Smdffdc)
Channel linings (Pmhjyem)
Channel stabilization (Fcfhd)
Channelization (Intersections)
Use Traffic channelization (Esushc)
Channelized intersections (Pmrcpjfcd)
Channels (Drainage)
Use Ditches (Pmhpdd)
Channels (Waterways) (Pmhjye)
Character recognition (Dmbjc)
Charge collectors (Qtpfbyec)
Use For Current collectors
Charge coupled devices (Qtbeb)
Charter operations (Bbg)
Charter parties (Bbgp)
Charter rates (Bbkbh)
Chartering (Bbgc)
Charters (Bbgy)
Charts (Xxvmc)
Chassis (Qpgc)
Chauffeurs (Mtghdcc)
Chemical agents (Rbmdscc)
Chemical analysis (Gbcc)
Chemical attack
Use Corrosion (Scph)
Chemical bond (Scpf)
Use For Bond (Chemistry)
Chemical composition (Rkcb)
Use For Chemical structure
Chemical composition by material content (Rkcbb)
Chemical compounds (Rbcg)
Chemical compounds by primary element or compound (Rbcgc)
Chemical deicing agents
Use Deicing chemicals (Rbmnj)
Chemical dispersants
Use Dispersers (Rbctmdd)
Chemical elements (Rbce)
Use For Elements
Chemical elements by group and name (Rbcef)
Chemical engineering (Ttkd)
Chemical grouts (Rbmndfd)
Chemical industry (Ncgc)
Chemical processes (Scp)
Chemical properties (Rkc)
Chemical reactions (Scc)
Use For Reactions (Chemistry)
Chemical reactions and processes (Sc)
Chemical reactivity (Rkcf)
Use For Reactivity
Chemical resistant materials (Rbmdysb)
Chemical spills (Jfgssc)
Use For Fuel spills
Chemical structure
Use Chemical composition (Rkcb)
Chemical substances (Rbct)
Chemical substances by pH (Rbctr)
Chemical tankers (Qbhdfbmc)
Chemical tests (Gbc)
Chemicals (Bhkhc)
Chemicals (Rbc)
Chemiluminescence (Somuc)
Chemistry (Tph)
Cherts (Rberhf)
Chest
Use Thorax (Myh)
Chi square distributions (Usydf)
Chi square test (Usfc)
Child
Use Children (Mbc)
Child car seats
Use Child restraint systems (Qpqry)
Child restraint systems (Qpqry)
Use For Child car seats; Car seats; Child safety seats
Child safety seats
Use Child restraint systems (Qpqry)
Children (Mbc)
Use For Child
Chilled cargo (Bhgrc)
Chimneys (Pbpbc)
Chip cards
Use Smart cards (Dcmcrs)
Chip seals (Rbmnfsc)
Chippings (Rbmddrc)
Chisels (Qtptc)
Chloride content (Rkcbbn)
Chlorides (Rbcgcgd)
Chloridization
Use Chlorination (Scpg)
Chlorinated rubber (Rbmdqdrcc)
Chlorination (Scpg)
Use For Chloridization
Chlorine (Rbcefjc)
Chlorine compounds (Rbcgcg)
Chlorine content (Rkcbbq)
Chlorine organic compounds (Rbcgrbk)
Chlorites (Rbcgng)
Choice models (Usec)
Choice of transportation
Use Mode choice (Bkm)
Chokes (Qpnyfc)
Choppers (Electricity) (Qtbcfc)
Choppers (Helicopters)
Use Helicopters (Qbkmrh)
Chromates (Rberre)
Chromatography (Gbccc)
Chromatography (Tphbc)
Chromium (Rbcefdc)
Chronological time (Wc)
Chronometers (Gumpwc)
Chuckholes
Use Potholes (Pavements) (Pmrcpppmbyp)
Cigarette smoke
Use Tobacco smoke (Jfgsr)
Cinders
Use Slag (Rbmduv)
Cinematography (Ttqg)
CIR (Cold in-place recycling)
Use Cold in-place recycling (Fmuhpic)
Circadian rhythms (Mxbg)
Circles (Upba)
Circuit analyzers (Gumpdc)
Use For Volt ohm milliammeters
Circuit boards (Computers) (Qtpxmpbb)
Circuit breakers (Qtbcf)
Circuits (Electricity)
Use Electric circuits (Qtbci)
Circular cylinders (Geometry) (Upbfc)
Circular intersections
Use Traffic circles (Pmrcpjfcm)
Circular test tracks (Pmrccpetc)
Circulation (Anatomy)
Use Cardiovascular system (Myv)
Circulatory system
Use Cardiovascular system (Myv)
Circumferential highways
Use Beltways (Pmrccnf)
Cities (Vwucc)
Cities and towns (Vwuc)
Use For Municipalities
Citizen band radio (Dsbppd)
Citizen participation
Use Public participation (Kw)
City centers
Use Central business districts (Vwubc)
City government (Ngdhs)
Use For Municipal government
City pairs (Bfhmt)
City planning (Epdumc)
Use For Metropolitan area planning; Town planning; Community planning; Urban planning
City planning (Ttnd)
City streets
Use Streets (Pmrccds)
Civil aircraft (Qbkoc)
Use For Commercial aircraft
Civil aviation (Ncegc)
Use For Commercial aviation
Civil aviation facilities
Use Air transportation facilities (Pmf)
Civil defense (Hswec)
Civil engineering (Ttkf)
Civil engineers (Msgbb)
Civil rights (Csmrc)
Clad metals (Rbmdkbd)
Cladding (Fcacbc)
Clamps (Qtptd)
Classes of chemical elements (Rbceb)
Classes of living things (Jcb)
Classes of materials (Rb)
Classical field theory (Tpxh)
Use For Continuum mechanics
Classification (Xbbc)
Classification yards (Pmutc)
Classroom driver instruction (Hawttdc)
Clastic rocks (Rberhg)
Clay (Rbmdfk)
Clay minerals (Rberrf)
Clay soils (Rbesgc)
Clay water systems (Rbesgcb)
Clean fuels (Rbfpc)
Cleaning (Fmbb)
Cleaning agents
Use Cleansers (Rbmne)
Cleaning compounds
Use Cleansers (Rbmne)
Cleaning equipment (Qtpe)
Cleansers (Rbmne)
Use For Cleaning agents; Cleaning compounds
Clear air turbulence (Jbmbkjc)
Clear zones (Pmrcprc)
Use For Roadside recovery areas
Clearance interval (Traffic signal cycle) (Dcmthcskjc)
Clearances (Navigation) (Dcnuc)
Clearances (Railroads)
Use Car clearances (Railroads) (Brrcs)
Cleavage fracture (Smfhc)
Client server computing (Xbkdfc)
Clients (Msymj)
Cliffs (Vgfc)
Climate (Jbmwn)
Climate change (Jbmwnc)
Use For Climatic changes
Climate control
Use Air conditioning systems (Pbpvb)
Climatic changes
Use Climate change (Jbmwnc)
Climatic regions (Vcr)
Climatology (Tpntd)
Climbing flight (Qdbpf)
Climbing lanes (Pmrcpme)
Use For Creeper lanes
Clinkers (Rbmdub)
Clocks (Gukc)
Clocks (Gumpwe)
Closed circuit television (Dsbpvc)
Use For CCTV
Closed loop control systems
Use Feedback control (Dcgf)
Clothing (Ccbkr)
Cloud computing (Xbkrja)
Clouds (Jbmbkmbc)
Cloverleaf interchanges (Pmrcpjscc)
Cluster analysis (Usjb)
Use For Aggregation
Clutches (Qpoxc)
Clutter
Use Radar clutter (Dcnspsdjc)
CMA
Use Calcium magnesium acetate (Rbcgrrf)
CMA
Use Calcium magnesium acetate (Rbmnjf)
CMOS devices (Qtbeqc)
Use For Complementary metal oxide semiconductor devices
CNG powered buses
Use Natural gas buses (Qbddhpbpg)
Coagulation (Scpwc)
Coal (Bhkfc)
Coal (Rbers)
Coal based materials (Rbmdpf)
Coal fuels (Rbffe)
Coal gas (Rbffed)
Coal gasification (Jnrrfcg)
Use For Hygas process
Coal gasification plants (Pfkpd)
Use For Gas generators; Demonstration plants
Coal hydrogenation (Jnrrfch)
Use For Bergius process
Coal hydrogenation (Sccgb)
Use For Bergius process
Coal industry (Ncgmc)
Coal liquefaction (Jnrrfcm)
Coal liquefaction plants (Pfkpe)
Coal liquids (Rbmdpfc)
Coal mines (Pdwmc)
Coal mining (Jnrrbmc)
Coal pipelines (Pmnppc)
Coal processing (Jnrrfc)
Coal reserves
Use Coal resources (Jnamc)
Coal resources (Jnamc)
Use For Coal reserves
Coal slurry (Bhkfcs)
Coal tars (Rbmdpff)
Coal terminals (Pmhbmpmtd)
Coalescers (Qtpkpc)
Coalitions (Msyt)
Coarse aggregates (Rbmddcjc)
Use For Graded coarse aggregates
Coarse grained materials (Rbmdxtb)
Coarse grained soils (Rbespgc)
Coast and river protective works (Pmhd)
Use For Coastal structures; Bank protective works; River protective works; Shore protective works
Coastal engineering (Ttkfb)
Coastal shipping
Use Coastwise shipping (Aesbc)
Coastal structures
Use Coast and river protective works (Pmhd)
Coastal zone management (Jfbc)
Coastlines
Use Coasts (Vmbd)
Coasts (Vmbd)
Use For Shores; Coastlines; Shorelines
Coastwise shipping (Aesbc)
Use For Coastal shipping
Coated chippings (Rbmddrcc)
Coated materials (Rbmdxtf)
Coatings (Rbmnfc)
Coatings, fillers and paints (Rbmnf)
Coaxial cables (Qtbfb)
Cobalt (Rbcefdd)
Cobbles (Rbesgd)
Cocaine (Hmdqxsk)
Cockpit resource management (Brcc)
Cockpits (Qpecfc)
Code division multiple access (Dsbdmcg)
Code sharing (Bbjt)
Codes
Use Coding systems (Xbbcc)
Coding systems (Xbbcc)
Use For Codes
Coefficient of friction (Rkmyd)
Use For Frictional coefficient; Friction coefficient
Coefficient of internal friction (Rkmye)
Use For Angle of internal friction
Coefficient of permeability
Use Permeability coefficient (Rkwm)
Coefficient of subgrade reaction (Rkmyyf)
Use For Modulus of subgrade reaction
Coefficients (Usyfc)
COFC
Use Container on flat car (Bbbacc)
Cofferdams (Pmhmbc)
Coffins (Casks)
Use Casks (Qtpkc)
Cognition (Mxrd)
Cognition disorders
Use Cognitive impairment (Mxmb)
Cognitive impairment (Mxmb)
Use For Cognition disorders
Cohesion (Smif)
Cohesionless materials (Rbmdysc)
Cohesionless soils
Use Granular soils (Rbesfg)
Cohesive soils (Rbesfc)
Cohesive strength (Rkmac)
Coils (Electromagnetism) (Qtbfd)
Use For Electric coils
Coke (Rbmdpfm)
Coking (Jnrrfcp)
Cold coated materials (Rbmdxtfc)
Cold forming (Fcbyjcc)
Cold in-place recycling (Fmuhpic)
Use For CIR (Cold in-place recycling)
Cold ironing (Onshore power supply)
Use Electric power supply (Jnrrpe)
Cold mix paving mixtures (Rbmuejpc)
Cold regions
Use Frigid regions (Vcrf)
Cold starting
Use Cold starts (Driving) (Dcnbstrc)
Cold starts (Driving) (Dcnbstrc)
Use For Cold starting
Cold weather (Jbmwbbc)
Cold weather construction (Fcec)
Cold working (Fcbyja)
Collaboration
Use Cooperation (Cxf)
Collapse (Smfc)
Collapse properties (Rkmc)
Collapse strength (Rkmad)
Collapsible soils (Rbespsc)
Collection development (Xbdc)
Collective bargaining (Kabkrnp)
College graduates (Metb)
College students (Mesc)
Collision avoidance systems
Use Crash avoidance systems (Dcnsbc)
Collision coverage
Use Liability insurance (Cnv)
Collision diagrams
Use Crash diagrams (Hbxrd)
Collision injuries
Use Crash injuries (Hjcc)
Collision injury research
Use Crash injury research (Hjr)
Collision insurance (Cnc)
Collision tests
Use Impact tests (Hjrc)
Collisions
Use Crashes (Hb)
Colloidal systems (Rbctmc)
Colloids (Rbctmcc)
Colluvium (Rbebf)
Color (Rkoc)
Use For Colour; Colors
Color blind persons (Mmbk)
Color blindness (Mxcrc)
Color codes (Xbbcck)
Color film (Xykpc)
Color photography (Esmgpe)
Color vision (Mxbvc)
Colorants (Rbmng)
Colorimetry (Gmcepc)
Colors
Use Color (Rkoc)
Colour
Use Color (Rkoc)
Columns (Pbpbvvd)
Use For Pillars
Combat vehicles (Qbddkmc)
Combination (Chemistry) (Sccb)
Combination carriers (Qbhdfbg)
Combinatorial analysis (Ubk)
Combined cycle power plants (Pmppc)
Combined transport
Use Containerization (Bbbac)
Combustion (Sccmc)
Use For Fuel combustion
Combustion chambers (Qtbmbermfc)
Combustion deposits (Rbmdue)
Combustion efficiency (Rkcg)
Combustors (Qtbmbermf)
Comfort (Mxbe)
Use For Human comfort
Command and control systems (Dcgd)
Command centers (Pfdeg)
Command centers (Pfmc)
Command control
Use Command guidance (Dcmg)
Command guidance (Dcmg)
Use For Command control
Commerce
Use Trade (Ct)
Commercial aircraft
Use Civil aircraft (Qbkoc)
Commercial aviation
Use Civil aviation (Ncegc)
Commercial buildings (Pfc)
Commercial drivers (Mtghdc)
Commercial fishing
Use Fishing (Ncgsf)
Commercial space transportation (Aeas)
Use For Space transportation system
Commercial strips (Pmrccpc)
Commercial transportation (Amc)
Commercial vehicle operations (Dtvbu)
Use For CVO
Commercial vehicles (Qbddkc)
Comminution (Fcbb)
Use For Rubblization; Pulverization
Committees (Msyk)
Commodities (Bh)
Use For Freight commodities
Commodities by type (Bhk)
Commodity classification (Bhc)
Use For Freight classification
Commodity density (Bhd)
Use For Freight density
Commodity flow (Bha)
Commodity groups (Bhg)
Common carriers (Nbbafc)
Common salt
Use Sodium chloride (Rbcgnvg)
Common salt
Use Sodium chloride (Rbmnjs)
Communicable diseases (Hmdd)
Use For Infectious diseases; Contagious diseases
Communication (Ds)
Communication and control (D)
Communication devices (Dsg)
Use For Communication equipment
Communication equipment
Use Communication devices (Dsg)
Communication facilities (Pmg)
Communication systems (Dsb)
Use For Communications networks
Communication systems by recipient (Dsf)
Communications (Tte)
Communications and control personnel (Msd)
Communications networks
Use Communication systems (Dsb)
Communications satellites (Dsgc)
Communications traffic (Dsmbc)
Communities (Vww)
Community action programs (Kwc)
Community planning
Use City planning (Epdumc)
Commutators (Qtbff)
Commuter aircraft (Qbkhc)
Commuter airlines (Nbbcbc)
Commuter cars (Qbfmkhc)
Use For Railroad commuter cars
Commuter rail
Use Railroad commuter service (Aetrc)
Commuter service (Bbca)
Commuters (Mwc)
Commuting (Bmn)
Compact automobiles (Qbddhmccd)
Use For Small cars
Compact discs
Use CD-ROM (Xymr)
Compactability
Use Compactibility (Rkpdc)
Compacted clays (Rbmdbec)
Compacted soils (Rbmdbe)
Compactibility (Rkpdc)
Use For Compactability
Compacting
Use Compaction (Fcbc)
Compaction (Fcbc)
Use For Compacting
Compactors (Qtpbcb)
Company aircraft
Use Business aircraft (Qbkopc)
Comparison studies
Use Alternatives analysis (Epdbbb)
Compasses (Dcnspc)
Competition (Cxc)
Competitive bidding (Cubc)
Complementary metal oxide semiconductor devices
Use CMOS devices (Qtbeqc)
Complete streets (Epdumcc)
Complex systems (Syc)
Complex variables (Ubdvc)
Complexes
Use Facilities (P)
Compliance (Crk)
Compliance constant (Rkmyg)
Use For Elastic constant
Compliance tests
Use Acceptance tests (Gbjb)
Components (Qtssc)
Components of embankments and retaining walls (Pdxt)
Components of harbors (Pmhbm)
Composite construction (Fcbyf)
Composite materials (Rbmdh)
Use For Composites
Composite pavements (Pmrcppbmk)
Composite structures (Pbcb)
Composite superconductors (Rbmuhvsc)
Composites
Use Composite materials (Rbmdh)
Compositions (Ingredients)
Use Materials selection (Esmm)
Compost (Rbmdmvf)
Comprehension (Mxrdc)
Compressed air (Rbjc)
Compressed gases
Use Liquefied gases (Rbbfmm)
Compressed natural gas (Rbffpnc)
Compressibility (Rkmd)
Compressible flow (Smdffc)
Compressible soils (Rbespsf)
Compression (Srvb)
Use For Compression loads
Compression ignition engines (Qtbmbebjb)
Compression loads
Use Compression (Srvb)
Compression strength
Use Compressive strength (Rkmae)
Compression testing
Use Compression tests (Gbgd)
Compression tests (Gbgd)
Use For Compression testing
Compressive strength (Rkmae)
Use For Compression strength
Compressors (Qtbmbc)
Computational fluid dynamics
Use Fluid dynamics (Smdf)
Computer aided design (Esdb)
Use For Computer aided engineering; Computerized design
Computer aided engineering
Use Computer aided design (Esdb)
Computer aided instruction (Cexc)
Computer aided manufacturing (Dcmmd)
Computer aided routing system
Use Advanced driver information systems (Dsfpdb)
Computer algorithms (Ubmgc)
Computer animation (Xbkpgc)
Computer architecture (Xbkrb)
Computer chips (Qtpxmpe)
Computer components (Qtpxmp)
Computer control systems
Use Control systems (Dcg)
Computer controlled signals
Use Traffic signal control systems (Dcmthcse)
Computer files
Use Data files (Xbkg)
Computer graphics (Xbkpg)
Computer interfaces
Use User interfaces (Computer science) (Esdhmg)
Computer memory (Qtpxmpbd)
Use For Computer storage devices
Computer models (Xbkpm)
Computer network protocols (Xbkrf)
Use For Controller area networks; Handover protocols; Internet protocols
Computer network resources (Xbko)
Computer networks (Xbkr)
Computer online services (Nbv)
Computer operating systems (Xbkjb)
Computer output (Xbkp)
Computer printouts (Xbkpb)
Computer program documentation (Xbkms)
Use For User manuals (Computer programs)
Computer programming (Xbkm)
Computer programming languages (Xbkmd)
Use For Programming languages
Computer programs (Xbkjc)
Computer reservation systems (Bbpsc)
Computer science (Ttg)
Computer security (Xbks)
Computer simulation
Use Simulation (Ubms)
Computer storage devices
Use Computer memory (Qtpxmpbd)
Computer viruses (Xbksv)
Computer vision (Dmbjjc)
Computerized control systems
Use Control systems (Dcg)
Computerized design
Use Computer aided design (Esdb)
Computerized ship control
Use Voyage management systems (Dcmvsv)
Computers (Qtpxm)
Use For Electronic computers; Hardware (Computers)
Concentrated loads (Smimf)
Concentration (Chemistry) (Rkch)
Conceptual models (Epdbbc)
Concessions (Bqas)
Concourses (Airports) (Pmfcgcd)
Concrete (Rbmdhc)
Concrete admixtures
Use Admixtures (Rbmdhcm)
Concrete aggregates (Rbmddcsc)
Concrete arch culverts (Pdyrdcc)
Concrete bases (Pmrcpppmec)
Concrete blocks (Rbmdxbc)
Use For Block pavers
Concrete bridges (Pdybmmc)
Concrete construction (Fcbyg)
Concrete culverts (Pdyrdc)
Concrete curing (Fcbygf)
Concrete curing materials
Use Curing agents (Rbmdhcjj)
Concrete dams (Pmhmbd)
Concrete finishing (Fcbygj)
Concrete forms (Pbpbve)
Concrete hardening (Sccyh)
Concrete industry (Ncgkf)
Concrete mixers (Qtpbcmc)
Concrete mixes
Use Admixtures (Rbmdhcm)
Concrete mixing (Fcbygr)
Concrete mixing water (Rbmdhcwm)
Concrete mixtures
Use Admixtures (Rbmdhcm)
Concrete overlays (Pmrcpppmbpc)
Concrete pavements (Pmrcppbmm)
Concrete pipe (Rbmdxnpc)
Concrete placing (Fcbygt)
Concrete plants (Pfkpf)
Concrete plastic composites (Rbmdhbp)
Concrete slab track (Pmudbe)
Concrete structures (Pbcc)
Concrete tests (Gbbmk)
Concrete ties (Pmudkuc)
Concurrent engineering (Ttknb)
Use For Simultaneous engineering
Concurrent flow (Bthfe)
Concussion
Use Traumatic brain injuries (Hjpt)
Condensate (Rbbfsvc)
Condensation (Stpc)
Condensers (Qtbmberec)
Condition surveys (Grc)
Conditional driving automation
Use Level 3 driving automation (Dcmvld)
Conditioning (Electricity)
Use Electric power conditioning (Jnrrpte)
Conducting materials (Rbmuhvm)
Conduction (See)
Conductivity (Geology)
Use Permeability (Rkrp)
Conductivity (Heat)
Use Thermal conductivity (Rktp)
Conductors (Trains) (Mtgrh)
Conduits (Pbpbd)
Cone penetrometers (Gumsdpc)
Cones (Upbb)
Conferences (Xkp)
Use For Symposia; Congresses
Confidence coefficient (Uspcc)
Confidence intervals (Uspc)
Confidence limits (Uspcm)
Configuration management (Xbkmqc)
Use For Software configuration management; Version control
Confined concrete (Rbmdhcbtc)
Confined flow (Smdffd)
Use For Duct flow
Confining pressure (Smipc)
Confiscation (Crhymc)
Conflict (Psychology) (Mxkc)
Conflict management (Cru)
Use For Conflict resolution
Conflict of interest (Ccbwc)
Conflict resolution
Use Conflict management (Cru)
Conformity (Crl)
Congestion management systems (Dcmthcc)
Congestion pricing (Cfsprc)
Conglomerates (Nte)
Conglomerates (Geology) (Rberhh)
Congresses
Use Conferences (Xkp)
Congressional hearings (Xkhk)
Connected vehicle technologies
Use Mobile communication systems (Dsbn)
Connected vehicles (Dtvc)
Connecting rods (Qtbmbermg)
Connections
Use Networks (Syn)
Connectivity (Sync)
Connectors (Fasteners)
Use Stud connectors (Rbmnkv)
Conning (Dcnbscsnc)
Consensus (Cxe)
Conservation (Jng)
Conservation of mass and energy (Sag)
Conservation of momentum (Sak)
Consistency (Rkmhc)
Consistency limits
Use Atterberg limits (Rkmya)
Consistency tests (Gbbmkc)
Consoles (Qtpoc)
Use For Control desks
Consolidated aggregates, rock and stone (Rbmddv)
Consolidation (Jbgpb)
Consolidation (Srvc)
Consolidation tests
Use Soil consolidation test (Gbbmrt)
Consolidations (Cyma)
Consolidometers (Gumsdc)
Consortia (Cyjc)
Conspicuity
Use Visibility (Hasv)
Constants (Gmsd)
Constitutional law (Crdc)
Constraints (Smcc)
Constrictions (Smdffdce)
Construction (Fc)
Construction and maintenance (F)
Construction and maintenance equipment (Qtpb)
Construction and maintenance personnel (Mse)
Construction by environment (Fce)
Construction engineering (Ttkfd)
Construction equipment (Qtpbc)
Use For Construction machinery
Construction industry (Ncgk)
Construction joints (Pbpbhe)
Construction machinery
Use Construction equipment (Qtpbc)
Construction management (Fcy)
Use For Construction practice; Construction methods
Construction manager at risk (Cajc)
Construction materials
Use Building materials (Rbm)
Construction methods
Use Construction management (Fcy)
Construction of specific facilities (Fcf)
Construction of specific vehicles (Fcv)
Construction practice
Use Construction management (Fcy)
Construction projects (Cark)
Construction safety (Hac)
Construction scheduling (Fcyc)
Construction sites (Pdc)
Use For Construction zones
Construction zone traffic control
Use Work zone traffic control (Dcmthcw)
Construction zones
Use Construction sites (Pdc)
Consultants (Nbyd)
Consumer affairs
Use Consumer protection (Crfm)
Consumer behavior (Kadb)
Consumer preferences (Kadbp)
Use For Consumers' preferences
Consumer protection (Crfm)
Use For Consumer affairs
Consumers (Msymc)
Consumers' preferences
Use Consumer preferences (Kadbp)
Consumers surplus (Kcs)
Consumption (Kadr)
Consumption rates (Kadrr)
Contact lenses (Qtbppc)
Contact wire (Pmuc)
Use For Trolley wire
Contactless fare cards
Use Smart cards (Dcmcrs)
Contagious diseases
Use Communicable diseases (Hmdd)
Container cars (Qbfmkfgc)
Container equipment industry (Ncec)
Container handling (Bdbc)
Container on flat car (Bbbacc)
Use For COFC
Container ports
Use Container terminals (Pmhbmpmtf)
Container services
Use Containerization (Bbbac)
Container ships
Use Containerships (Qbhdfk)
Container terminals (Pmhbmpmtf)
Use For Container ports
Container traffic (Bfbe)
Container utilization (Brt)
Containerisation
Use Containerization (Bbbac)
Containerization (Bbbac)
Use For Container services; Containerisation; Combined transport
Containerized fruit (Bhkbbafc)
Containers (Qtpke)
Use For Shipping containers
Containerships (Qbhdfk)
Use For Container ships
Containing equipment (Qtpk)
Contaminants (Jfgsc)
Context sensitive design (Esushb)
Continental shelf (Vckc)
Continents (Vck)
Contingency planning (Epdmc)
Continuing education (Cekc)
Use For Professional development
Continuous girder bridges (Pdybmdgc)
Use For Continuous spans
Continuous rail
Use Continuous welded rail (Pmudkrbc)
Continuous spans
Use Continuous girder bridges (Pdybmdgc)
Continuous structures (Pbcd)
Continuous wave radar (Dcnsbqb)
Use For CW radar
Continuous welded rail (Pmudkrbc)
Use For Continuous rail; CWR
Continuously graded aggregates (Rbmddcfc)
Continuously reinforced concrete pavements (Pmrcppbmmrc)
Use For CRCP
Continuously variable transmissions (Qpoxtc)
Continuum (Mathematics) (Ubdsc)
Continuum mechanics
Use Classical field theory (Tpxh)
Contour maps (Xxvmk)
Contours (Xxvhb)
Contract administration (Cu)
Contract carriers (Nbbafd)
Contract rates (Bbkbc)
Contracting (Cua)
Contracting out (Cuac)
Use For Outsourcing
Contraction (Srvk)
Contraction (Thermodynamics) (Stpd)
Contraction joints (Pbpbhh)
Contractors (Nbya)
Contracts (Cut)
Contraflow lanes (Pmrcpmg)
Contrarotating propellers (Qphpbb)
Contrast (Rkoe)
Control (Dc)
Use For Control theory
Control centers (Pfd)
Control centers by function (Pfde)
Control consoles (Dcjd)
Control desks
Use Consoles (Qtpoc)
Control devices (Dcj)
Use For Control equipment; Control system hardware
Control equipment
Use Control devices (Dcj)
Control groups (Uswc)
Control in manufacturing (Dcmm)
Control loops
Use Loops (Control systems) (Dcjm)
Control of specific ground vehicles (Dcmvgy)
Control panels (Dcjdd)
Control rooms (Pbpbmc)
Control rooms (Pfdpc)
Control system applications (Dcm)
Control system hardware
Use Control devices (Dcj)
Control systems (Dcg)
Use For Computer control systems; Computerized control systems
Control theory
Use Control (Dc)
Controllable pitch propellers (Qphpbd)
Controlled access highways
Use Freeways (Pmrccdf)
Controlled low strength material
Use Flowable fill (Pdxtff)
Controlled trials (Mxyc)
Controller area networks
Use Computer network protocols (Xbkrf)
Controllers (Automatic control equipment)
Use Automatic controllers (Dcjb)
Controllers (Electronic equipment)
Use Electronic controllers (Qtbei)
Controllers (Traffic signal control equipment)
Use Traffic signal controllers (Dcmthrrc)
Contusions (Hjpbc)
Conurbations
Use Metropolitan areas (Vwqm)
Convection (Fluid mechanics) (Smdffe)
Use For Bulk flow
Convenience stores (Pfcsb)
Converters (Electricity) (Qtbcg)
Convertibles (Automobiles) (Qbddhmcct)
Convertiplanes
Use Tilt wing aircraft (Qbkmh)
Convex mirrors (Qtbpsc)
Conveyors (Qtphe)
Convoy driving
Use Traffic platooning (Bthkp)
Coolants (Rbmnh)
Cooling (Fcdtc)
Cooling equipment (Qtpmc)
Cooling systems (Pbpvc)
Cooling towers (Pmppvc)
Cooling water (Rbmnhf)
Cooperation (Cxf)
Use For Collaboration; Teamwork
Cooperatives (Ntg)
Coordinates (Gmsf)
Coordination (Cxh)
Copolymers (Rbctsf)
Copper (Rbcefde)
Copper alloys (Rbmdkdc)
Coral (Rbmdmbc)
Cordon counts (Btetc)
Cores (Specimens) (Gvpc)
Corn (Bhkbec)
Cornering
Use Steering (Dcnbsts)
Corporate alliances
Use Strategic alliances (Ntrs)
Corporate owned aircraft
Use Business aircraft (Qbkopc)
Corporations (Ntc)
Correctional facilities (Pfe)
Correlation (Mathematics)
Use Correlation analysis (Usd)
Correlation analysis (Usd)
Use For Correlation (Mathematics)
Correspondence (Xxm)
Use For Letters (Correspondence)
Corridor control
Use Progressive traffic signal control (Dcmthcsep)
Corridors (Pbpblc)
Corridors (Transportation)
Use Transportation corridors (Pmec)
Corrosion (Scph)
Use For Chemical attack
Corrosion inhibitors
Use Corrosion resistant materials (Rbmdyse)
Corrosion protection (Fccmc)
Corrosion resistance (Rkcfn)
Use For Stainless
Corrosion resistant alloys (Rbmdkdyc)
Corrosion resistant materials (Rbmdyse)
Use For Corrosion inhibitors
Corrosion resistant steel (Rbmdkdfscf)
Corrosion tests (Gbcf)
Corrosive materials (Rbmdscm)
Corrosive soils (Rbespbd)
Corrugated aluminum (Rbmdkbeb)
Corrugated metal culverts (Pdyrdmf)
Corrugated metals (Rbmdkbe)
Corrugated pipe (Rbmdxnpe)
Corrugated pipe culverts (Pdyrdpc)
Corrugated plastic (Rbmdqbc)
Corrugated rail (Pmudkrbd)
Corrugated steel (Rbmdkbes)
Corrugating (Fcbyjb)
Corrugations (Defects) (Smbrc)
Corruption (Ccbws)
Cosmic rays (Sfrway)
Cost accounting (Cgc)
Cost allocation (Cfcd)
Cost benefit analysis
Use Benefit cost analysis (Cfcb)
Cost control (Cfcc)
Cost effectiveness (Cfcbr)
Cost engineering (Ttknc)
Cost estimating (Cfce)
Cost finding (Cfcw)
Cost indexes (Cfcj)
Cost of operation
Use Operating costs (Cfcab)
Cost of service pricing (Cfspc)
Cost overruns (Cfccp)
Use For Overruns (Finance)
Cost recovery (Cfcr)
Cost sharing (Cfcf)
Costs (Cfc)
Cotter pins (Rbmnkdp)
Cotters (Rbmnkd)
Cotton (Bhkhtc)
Councils of government (Nggkt)
Counseling (Ccbpe)
Countermeasures (Hax)
Counties (Vwc)
Countries (Vwa)
County government (Ngdhc)
County roads (Pmrccjc)
Couplers (Qtpuh)
Use For Car couplers
Courier service (Bbec)
Course control
Use Pilotage (Dcnbsc)
Court decisions (Cscb)
Court operations (Csca)
Courts (Csc)
Use For Courts of law
Courts of law
Use Courts (Csc)
Covariance (Usac)
Covered bridges (Pdybmdd)
Covered freight cars (Qbfmkfc)
Covered hopper cars (Qbfmkfch)
Crabs (Jcmbbsc)
Crack and seat treatment (Fmuhpc)
Use For Break and seat
Cracking (Smfd)
Use For Cracks; Ductile fracture; Fissures
Cracking (Fracturing)
Use Fracture mechanics (Smfh)
Cracking of asphalt concrete pavements (Smfdpb)
Cracking of concrete pavements (Smfdpm)
Cracks
Use Cracking (Smfd)
Cranes (Qtphmc)
Crankcases (Qtbmbermh)
Crankshafts (Qtbmbermj)
Crash analysis (Hbw)
Use For Accident analysis
Crash avoidance systems (Dcnsbc)
Use For Traffic alert and collision avoidance system; TCAS; Collision avoidance systems
Crash causes (Hbc)
Use For Accident factors; Accident responsibility; Crash factors; Crash responsibility
Crash characteristics (Hbk)
Use For Accident characteristics
Crash cushions (Pmrcpbe)
Use For Impact attenuators
Crash data (Hbxx)
Use For Accident data
Crash diagrams (Hbxrd)
Use For Accident diagrams; Collision diagrams
Crash dummies
Use Dummies (Hjrsb)
Crash exposure (Hke)
Use For Accident exposure
Crash factors
Use Crash causes (Hbc)
Crash frequency
Use Crash rates (Hbxxs)
Crash injuries (Hjcc)
Use For Collision injuries
Crash injury research (Hjr)
Use For Collision injury research
Crash investigation (Hbx)
Use For Accident investigation
Crash investigation sites (Hbxbb)
Use For Accident investigation sites
Crash landing (Dcnbscbkb)
Crash locations (Hbkg)
Use For Accident locations
Crash modification factors (Usyfd)
Use For Accident modification factors
Crash phase (Hbpk)
Crash phases (Hbp)
Crash rates (Hbxxs)
Use For Accident frequency; Accident rates; Crash frequency
Crash reconstruction (Hbxr)
Use For Reconstruction of accidents; Accident reconstruction; Reconstruction of crashes
Crash records (Hbxxr)
Use For Accident records
Crash reports (Hbxxrr)
Use For Accident reports
Crash responsibility
Use Crash causes (Hbc)
Crash risk forecasting (Hbxxsv)
Use For Accident risk forecasting
Crash sensors (Dmgume)
Crash severity (Hbkd)
Use For Accident severity
Crash survivability
Use Survival (Hbpps)
Crash survival time (Hbppst)
Use For Accident survival time
Crash tests
Use Impact tests (Hjrc)
Crash types (Hbb)
Use For Accident types
Crash victim simulation (Hjrs)
Use For Occupant modeling; Animals in crash research
Crash victims (Mswva)
Use For Accident victims
Crashes (Hb)
Use For Collisions; Accidents
Crashworthiness (Haavsg)
Crashworthiness (Qcfm)
Cratering (Smbkc)
Crawler tractors (Qtpbcjc)
CRCP
Use Continuously reinforced concrete pavements (Pmrcppbmmrc)
Credentialing (Trucking)
Use Automated clearance (Dmbyvy)
Credit (Cfj)
Credit cards (Cfjc)
Creep (Smbe)
Creep properties (Rkmlf)
Creep recovery
Use Relaxation (Mechanics) (Smber)
Creep tests (Gbgf)
Creeper lanes
Use Climbing lanes (Pmrcpme)
Creosote (Rbmdpfp)
Crew accommodation (Ccbkp)
Crew comfort (Ccbkq)
Crew compartments (Qpec)
Crew requirements
Use Crew size (Ccbkc)
Crew resource management (Brcd)
Crew size (Ccbkc)
Use For Crew requirements
Crewless trains (Qbfxv)
Crib walls (Pdxrc)
Crime victims (Mswvc)
Use For Victims of crime
Crimes (Hu)
Crimes aboard aircraft (Huted)
Crimes aboard buses (Hutef)
Crimes aboard public vehicles (Hute)
Crimes involving transportation (Hut)
Criminal histories (Hv)
Use For Driver criminal history; Criminal records
Criminal justice (Csijb)
Criminal records
Use Criminal histories (Hv)
Criminology (Tgj)
Crisis management (Cat)
Critical depth (Smdffdcc)
Critical flow (Smdffbk)
Critical path method (Esdsc)
Critical values (Usfe)
Critical velocity (Smdffbv)
Crop dusting
Use Aerial application (Fmukpa)
Crops (Bhkba)
Cross border leasing (Cqpmg)
Cross correlation (Usdc)
Cross holes
Use Crossheadings (Pdvtbrc)
Cross leveling (Fcaukc)
Cross ply tires
Use Bias ply tires (Qpmtbpe)
Cross roads
Use Intersections (Pmrcpjf)
Cross sectional analysis
Use Cross sectional studies (Xkde)
Cross sectional studies (Xkde)
Use For Cross sectional analysis
Cross sections (Xxvhc)
Cross subsidization (Cfhsf)
Cross ties
Use Railroad ties (Pmudku)
Crossheadings (Pdvtbrc)
Use For Cross holes
Crossing The Road
Use Pedestrian movement (Bx)
Crossovers (Pmudkd)
Crosstalk (Dsmrc)
Crosswalks (Pmrtpc)
Use For Pedestrian crossings; High intensity activated crosswalk (HAWK); High-Intensity Activated Crosswalk
Crosswinds (Jbmbkwc)
Crowding
Use Crowds (Ml)
Crowds (Ml)
Use For Crowding; Overcrowding
Crowdsourcing (Xbkcc)
Crude oil (Rbeumc)
Cruise control (Qpnyff)
Cruise industry
Use Cruise lines (Nbbcma)
Cruise lines (Nbbcma)
Use For Cruise industry
Cruise ships (Qbhdhc)
Cruisers (Qbhomf)
Cruising flight (Qdbpk)
Crumb rubber (Rbmduc)
Crush tests
Use Fracture tests (Gbgj)
Crushed aggregates (Rbmddcpf)
Crushed limestone (Rbmddrjm)
Crushed rock (Rbmddrj)
Crusher run aggregates (Rbmddcpj)
Crushers (Qtpbce)
Crushing (Fcbbc)
Crushing injuries (Hjpg)
Crustacea (Jcbtjc)
Cryogenic devices (Qtbec)
Use For Superconducting devices
Cryogenic materials (Rbmdytf)
Cryogenics (Tpxk)
Crystalline rocks (Rbertf)
Crystallisation
Use Crystallization (Scpi)
Crystallization (Scpi)
Use For Crystallisation
Crystallography (Tpxn)
Crystals
Use Rock crystals (Rberrtr)
Cubes (Upbc)
Cul de sacs (Pmrccdsc)
Cultivation (Fcfmc)
Cultural property
Use Cultural resources (Khrr)
Cultural resources (Khrr)
Use For Cultural property; National heritage
Culture (Social sciences) (Khr)
Culvert inlets (Pdyruj)
Culvert outlets (Pdyrup)
Culvert pipe (Rbmdxnpg)
Culverts (Pdyr)
Curb side parking (Brddnc)
Curbs (Pmrcpc)
Use For Kerbs
Cured in place pipe (Rbmdxnph)
Curfew (Crftc)
Curing agents (Rbmdhcjj)
Use For Concrete curing materials
Curing and setting agents (Rbmdhcj)
Curling (Fcbjd)
Currency (Kabqmc)
Currency adjustment factor (Ctfr)
Current collectors
Use Charge collectors (Qtpfbyec)
Curricula (Cec)
Curvature (Upbd)
Use For Camber
Curve fitting (Ubfc)
Curve negotiation
Use Steering (Dcnbsts)
Curved beams (Pbpbvvbc)
Curved bridges (Pdybmde)
Curved rail (Pmudkrbb)
Curved track (Pmudbc)
Curves (Geometry) (Upbe)
Cushioning materials (Rbmni)
Custody (Hrbc)
Customer satisfaction (Kadbs)
Customer service (Chm)
Customers (Msymd)
Customs administration (Ctfuc)
Cut and cover tunneling (Fcfxtc)
Cut slopes
Use Embankments (Pdxe)
Cutback asphalt
Use Liquid asphalt (Rbmdpbm)
Cutoff walls (Pbpbwc)
Cuts
Use Excavations (Pdwe)
Cutting (Fcbd)
Cutting (Earthwork) (Fcfxeec)
Cutting tools (Qtpte)
CVO
Use Commercial vehicle operations (Dtvbu)
CW radar
Use Continuous wave radar (Dcnsbqb)
CWR
Use Continuous welded rail (Pmudkrbc)
Cyanides (Rbcgnh)
Cybernetics (Ttec)
Cycle (Traffic signals)
Use Traffic signal cycle (Dcmthcsk)
Cycle tracks
Use Bikeways (Pmrtcm)
Cyclic loads
Use Repeated loads (Smimr)
Cyclic strength (Rkmaf)
Cyclic tests (Gbpf)
Cycling
Use Bicycling (Aexb)
Cycling accidents
Use Bicycle crashes (Hbbgb)
Cycling crashes
Use Bicycle crashes (Hbbgb)
Cycling paths
Use Bikeways (Pmrtcm)
Cyclists (Mtghv)
Use For Bicyclists; Bicycle riders
Cycloidal propellers (Qphpbg)
Cyclone separators (Qtpedc)
Cyclones (Jbmbkpc)
Cylinder blocks (Qtbmbermnb)
Use For Engine blocks
Cylinder heads (Qtbmbermnh)
Cylinders (Geometry) (Upbf)
Cylindrical bodies (Rbmdyc)

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