介绍了该污水处理厂改造前后的处理工艺、设计参数和运行情况等，可为一些污水处理厂的升级改造提供参考。

Introduced the sewage treatment plant before and after the transformation, design parameters and operating conditions, can for some upgrading of the sewage treatment plant to provide information.

youdao

介绍了该污水处理厂改造前后的处理工艺、设计参数和运行情况等，可为一些污水处理厂的升级改造提供参考。

Introduced the sewage treatment plant before and after the transformation, design parameters and operating conditions, can for some upgrading of the sewage treatment plant to provide information.

youdao