基本解釋[機(jī)] 麻花鑽詞組短語短語fluted or twist drill 麻花鑽fluted d twist drill 麻花鑽fluted or twist drill detail 麻花鑽four -fluted twist drill 四刃鑽Taper -shank lengthened fluted twist drill 錐柄加長麻花鑽fluted twist drill更多詞組專業(yè)釋義機(jī)械工程麻花鑽