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Catenaries (Railroads) (Pmucc)

Computer viruses ()
Facilities (P)
     Use For: Complexes; Installations
    Transportation, hydraulic and utility facilities (Pm)
        Railroad facilities (Pmu)
             Related Term (Associative): Railroad tunnels (Pdvtrr); Railroad bridges (Pdybmur)
            Contact wire (Pmuc)
                 Use For: Trolley wire
                 Related Term (Associative): Transmission lines (Pmptm)
                Catenaries (Railroads) (Pmucc)