常見例句The structure and working principle of the chain clamp, which can hold the worpieces and turn the workpieces through friction, are introduced.介紹了一種可以抱緊工件并通過摩擦力擰轉(zhuǎn)工作的鏈條鉗的結(jié)構(gòu)及工作原理。Change the chain tong with a bigger one.換一把大鏈鉗。 返回 chain tongs