基本解釋[機(jī)械工程]蝸輪齒廓變位量詞組短語短語Addendum modification of wormwheel W 蝸輪齒廓變位量addendum modification coefficient of wormwheel 蝸輪變位系數(shù)addendum modification of wormwheel更多詞組專業(yè)釋義機(jī)械工程蝸輪齒廓變位量