1)chain lever hoist,链条杆卷杨机2)connecting rod and chain cutter bar combination,连杆链条机构3)hoisting machine,卷杨机4)sprocket wheel,链条卷轮5)open carrier chain,杆条式链6)mineral hoist,矿用卷杨机
用法例句
We studied the working theory and movement rule of a king of rigid and pliable body combination—connecting rod and chain cutter bar combination.