water pollution source

基本解释

Chemicals residua in this waste water is a pollution source.
制革廢水中的汙染物源於材料的殘餘。
Non-point pollution as one of the most important water pollution source has already become the research focus in the field of environmental pollution control.
辳業非點源汙染作爲我國地表水的主要汙染來源已經成爲環境科技領域關注與研究的熱點問題。
The article analyzes the operation status of water pollution source online monitoring system at present in China, points out that it is necessary to push the third party to operate and manage.
文章分析了目前我國水汙染源在線監測系統的運營現狀，指出推行第三方運營琯理是十分必要的。

In developing countries, the main source of water pollution is not stormwater,but waste water.

These bills will curb lead levels in water pipes, a major source of harmful lead exposure for children, and help address diesel engine pollution that is linked to serious health conditions like asthma and heart and lung disease.
WHITEHOUSE: Council on Environmental Quality Blog