spare cable

基本解釋

The spare cable or control cable that is normally not loaded with current shall be placed at the center in case of multi-layer laying.
多層敷設(shè)時(shí)，平時(shí)不載流的備用電纜或控制電纜應(yīng)放置在中心部位。
The fixed pulley is rotated by a cranking bar to wind the steel cable, a spare tire can be lifted, and the spare tire can be put down stably by rotating in reversal the cranking bar.
使用搖把轉(zhuǎn)動(dòng)定滑輪圈繞鋼絲索，即可提陞備胎，反轉(zhuǎn)搖把即可平穩(wěn)降下備胎。
ip.com
"In the worst case, the carrier cable may fail and the spare tire could become separated from the vehicle, a road hazard for following vehicles that increases the likelihood of a crash, " it said.
“最壞的情況是，載波電纜可能會(huì)失傚，備用輪胎就有可能從車上脫落，給後續(xù)車輛造成危險(xiǎn)，從而增加了發(fā)生車禍的可能性?！眻?bào)告中說(shuō)。
treasure.1x1y.com.cn

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