基本解釋[機] 初級抽氣泵；[機] 前級泵英漢例句雙語例句This Model Vacuum Pump can be used along, or as the backing pump of the other kinds of pumps, such as booster pump, diffusion pump, molecular pump etc.它可以單獨使用， 琯道泵也可作爲增壓泵、擴散泵、分子泵的前級泵使用。backing pump更多例句詞組短語短語backing g pump 前級泵;預抽真空泵backing vacuum pump 前級真空泵high -backing pressure pump 高背後壓力泵forepump backing pump 預抽泵vacuum backing pump 真空鏇轉泵backing pump更多詞組專業(yè)釋義機械工程鏇轉油泵前級泵初級抽氣泵前級真空泵能源科學技術鏇轉油泵