fir rope

与fir rope相关的网络例句 [注：此内容来源于网络，仅供参考]

Auxiliary hoist equipment, sleepers, chocks and fewer wire, fir, steel wire rope, rope clips and other ordinary tools should be provides before hand.

4.1.3 准备吊装机械，枕木，木楔以及足量的铁丝，杉木，钢丝绳，绳扣等常用工具。