silver-copper trolley wire
Steel Aluminium Trolley Wire
Steel And Aluminium Trolley Wire
trolley wire terminal indicator
A Wire Contacts Earth， B Wire Contacts Battery
AC three phase three wire system with earthed hull as neutral wire
alternating current three phase three wire system with earthed hull as neutral wire
Brown and Sharpe wire gauge {= B&S wire gauge}
multi-wire and large-diameter pre-stressed steel stranded wire
parallel wire strand wire rope
PC steel wire and stranded wire
steel wire for wire rope
vibrating wire [resonant wire] tensiometer
vibrating wire [resonant wire] tension transducer