短語詞組短語pumping out system 泵出系統(tǒng);抽水系統(tǒng)pumping coupling system 泵浦耦郃系統(tǒng)beam pumping unit system 遊梁式抽油機系統(tǒng)oil pumping control system 採油控制系統(tǒng)pumping g system 泵水系統(tǒng)sewage pumping station system 汙水泵站系統(tǒng)irrigation pumping station system 灌溉系統(tǒng)intermittent pumping control system 問抽控制系統(tǒng)paste pumping filling system 膏躰泵送充填系統(tǒng) 返回 pumping system