Sewage wastewater

• 城市污水

Sewage wastewater的用法和样例：

例句

1. Urban sewage shall be centrally treated.
   城市污水应当进行集中处理。
2. The dewatered municipal wastewater sludge was used for floor tile making.
   研究了用城市污水处理厂脱水污泥烧制地砖的抗压性能及其主要影响因素。