double drum air driven hoist
[矿业英汉词典]
double drum air driven hoist风动双滚筒绞车
是什么意思,double drum air driven hoist的解释,double drum air driven hoist的翻译
[汽车英汉词典] double drum air driven hoist
double drum air driven hoist
[矿业英汉词典]
double drum air driven hoist是什么意思,double drum air driven hoist的解释,double drum air driven hoist的翻译
[汽车英汉词典] double drum air driven hoist