Water pollution caused by agricultural non-point source was a universal environmental problem in Jiangsu province.

农业非点源污染是江苏省各个地区普遍存在的环境问题。

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Water pollution caused by agricultural non-point source was a universal environmental problem in Jiangsu province.

农业非点源污染是江苏省各个地区普遍存在的环境问题。

youdao