短語詞組短語pumping -out test in steady flow 穩(wěn)定流抽水試騐Interference pumping -out test 乾擾抽水試騐pumping station out of well 井泵站flow -diagram of pumping-out heating system 抽吸式系統(tǒng)流程圖pumping out system 泵出系統(tǒng);抽水系統(tǒng) 返回 pumping out