The test result showed that the side channel integrated oxidation ditch had good effect on treating high concentration city waste water.

试验结果表明，侧沟式一体化氧化沟在处理中小城市较高浓度污水方面有很好的效果。

youdao

Main idea of ditch grouping and channel division, rotors arrangement and the position of influent and effluent are explained in the engineering layout aspect.

在工程布置中说明氧化沟分组与分槽、转刷配置、进出水位置等布置要点；

youdao

To wear a deep ditch or channel in.

这深沟险壑真是雨水冲刷出来的。

youdao