短語詞組短語pump valve chamber 泵閥箱pump suction chamber [機(jī)]泵吸入室pump air chamber 泵的氣室fracturing pump valve chamber 壓裂泵閥箱booster pump chamber 加壓泵房lift pump chamber 提陞器油泵室water inlet pump chamber 進(jìn)水泵房recycling pump chamber 廻用泵房pump chamber size 泵腔尺寸 返回 pump chamber