泵水站〔污水 pumping station

泵水站污水坑模型 pumping station sump model

水泵站 pumping station ; pump station ; pump plant

污水泵站 sewage pumping station ; sewage pump station ; waste water pump station

水锤泵站 ram station ; hydrauli cram pump station ; hydraulic ram pumping station

雨水泵站 storm water pumping station ; rainwater pumping station

排水泵站 drainage pumping station ; LJ-B-l ; pump station for drainage ; Station drainage pump

给水泵站 water supply pump station ; water pumping station

排灌站水泵 Drainage Station Punp