The operation situation of sewage purification plant influences directly the urban water environment.

污水净化厂的运行状况直接影响着城市水环境的好坏。

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For cleanness of waters in our country, it is essential to treat domestic sewage with purification tank under dispersed state, besides sewage treatment plant under centralized state.

为了确保我国水体清洁，生活污水除了集中处理之外，分散式的净化槽系统也是不可缺少的。

youdao

For cleanness of waters in our country, it is essential to treat domestic sewage with purification tank under dispersed state, besides sewage treatment plant under centralized state.

为了确保我国水体清洁，生活污水除了集中处理之外，分散式的净化槽系统也是不可缺少的。

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