基本解释[机械工程]张紧链轮英汉例句双语例句A tension spring capable of repositioning the sprocket cutter is arranged on the cutter holder and the sprocket cutter.刀 架和扣齿刀上装有可使扣齿刀复位的拉簧。ip.com词组短语短语tension carriage sprocket 梯级链张紧轮专业释义机械工程张紧链轮