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