基本解释[機械工程]蝸輪齒廓變位量词组短语短語Addendum modification of wormwheel W 蝸輪齒廓變位量addendum modification coefficient of wormwheel 蝸輪變位系數addendum modification of wormwheel更多词组专业释义機械工程蝸輪齒廓變位量