Because of city expansion, the sewage treatment plants have transferred from the suburban to the city relatively. Therefore stench effect on environment is exposing gradually.
由于城市日趋扩张，城市污水处理厂由原来的郊区相对转移到市内，污水厂的臭气对环境的影响逐渐暴露出来。
Because of city expansion, the sewage treatment plants have transferred from the suburban to the city relatively. Therefore stench effect on environment is exposing gradually.
由于城市日趋扩张，城市污水处理厂由原来的郊区相对转移到市内，污水厂的臭气对环境的影响逐渐暴露出来。
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