基本解釋[機械工程]泵吸入口英漢例句雙語例句DR-VRS-200 Vapor pump to collect vapor from dispenser and return into UST, this pump can handle 2 nozzle in simultaneous, specially designed for suction pump.分散式油氣回收泵從加油機收集油氣存放于地下油罐， 真空泵能同時處理2支加油槍，專用于自帶泵加油機內(nèi)。customersdeals.compump suction nozzle更多例句專業(yè)釋義機械工程泵吸入口