Water Supply and Drainage Engineering的意思|示意

给水排水工程 排水工程师 drainage engineer 给水排水工程 Water Supply and Sewage Engineering ; Water Supply and Drainage Engineering ; Water Supply and Sewerage Engineering ; Water and waste water engineering 污水排水工程 sewerage ..

供水和排水工程 ... Urban Planning(城市规划) Water Supply and Drainage Engineering(供水和排水工程) Architecture and Urban Planning(建筑与城市规划) ...

供排水渠务工程 楼宇管理系统工程 (BMS) Building Management System 供排水渠务工程 Water Supply and Drainage Engineering 渠道及沙井清洁服务 Piping and Manhole Cleaning Service ..