backing pump是什麼意思、英文翻譯及中文解釋
backing pump
詞語: backing pump
解釋: 前級泵
詞典: 進出口專業英漢詞典
backing pump 相關解釋
backing pump 〔名詞〕旋轉油泵
backing pump 〔名詞〕前級泵
backing pump 〔名詞〕初步抽氣泵,前級泵
前級泵 backing pump;prepump
前級泵 forepump
前級泵 backing pump;forepump;prepump
前級泵 forepump;prepump
前級泵 backing pump
前級泵 backing pump
前級泵 fore pump
前級泵 prepump;rough pump
前級泵 prepump