pump room sea suction valve  泵室海水吸入阀

a three-pump-pump  一控三泵控泵

air pump valve  气泵阀

allowable pump room pressure  许用泵腔压力

auxiliary pump room  辅助泵室

ballast pump room  压载泵舱

bilge pump valve  舱底泵阀

booster pump room  增压泵房

cargo oil pump room pipe line  货油泵室管路

cargo pump room  货泵室

Central Pump Room  中央泵房

circulating pump valve  循环水泵阀

Drilling Pump Valve  泵阀; 钻井泵阀

dual valve pump  双阀抽油泵

feed pump valve  添水泵阀

fire pump room  消防泵房

high-pressure injection-pump room  高压注水泵房

impact model of pump valve  泵阀冲击模型

materials of polymer-injecting pump valve  注聚泵阀材料