词语pumping unit
解释①抽油机②排水设备
pumping unit〔名词〕抽水机,抽油机,泵装置详细»
pumping unit〔名词〕抽水设备详细»
pumping unit〔名词〕泵装置详细»
pumping unit〔名词〕泵机组,排水设备详细»
pumping unit泵装置详细»