river purification的意思|示意

On-stream detention pond system (OSDPS) is a promising technology for polluted river purification and restoration, whose main purification mechanism was particle settlement.

河道滞留塘系统是以颗粒物沉降为污染物主要净化机理的污染河流净化技术。

The biological purification tank combined of artificial wetland technique and the bio-contact oxidation method was applied for malodorous river water in central urban region of Shanghai City.

将人工湿地技术与生物接触氧化法相组合的生物净化槽应用于上海市中心城区黑臭河水净化。

To know the characteristic of the combination of contact oxidation, Study the purification effect of combination of contact oxidation technology treating the polluted river.

为了解组合式接触氧化工艺的特性，考察了组合式接触氧化对污染河水的净化效果。