packing up screw的意思|示意
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包装螺丝
packing up screw的网络常见释义
止动螺钉 ... 止动螺母：arresting nut 止动螺钉：abutment screw,stop screw;positioning screw;set screw;packing up screw 止动机构：stop-gear ...
packing up screw相关短语
1、 packing-up screw 定位螺钉