sewerage system meaning in English

城市排水系统
污水处理系统
污水工程系统
下水系统

Sewerage systems are either "separate" or "combined" .
排水系统有“分流制”和“合流制”。
The acid waste waters are discharged into a sump or the sewerage system .
酸性废水被送往销毁池或阴沟系统。
Sewerage systems are either " separate " or " combined "
排水系统有“分流制”和“合流制” 。
Vacuum sewerage systems outside buildings ; german version en 1091 : 1996
建筑物外真空排污系统
Pressure sewerage systems outside buildings
建筑物外部压力排水系统

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