城市给水排水工程
municipal water and wastewater engineering
地下水排水工程
groundwater drainage works
顶盖积水—排水
head cover water seepage and drainage
防水排水
waterproofing and drainage
复合排水排汽倒置式刚性屋面
rigid inverted roof with compound exhaust and drainage functions
给水排水
water supply and discharge
Water and Wastewater
supply water and drainage
water supply and drainage
Water Supply and Drainage Engineering
Water Supply and Sewerage
feed water and drainage
water & wastewater engineering
Water and Wastewater Engineering
给水排水工程
Water and Wastewater Engineering
Water Supply and Drainage Works
water supply and water engineering
water and waste water engineering
watersupply and drainage engineering
给水排水工程设计
Designing of water and wastewater engineering
给水排水管道
feed water and drainage pipeline
feed water and drain pipeline