结缕草草坪、槐树林是防治的重点区域。
Zoysias turf and Chinese scholar tree forest was the important area.
组织和协调全区重点流域水污染防治工作；
to organize and coordinate regional water pollution control in key rivers;
如何有效地去除废水中的氨氮是水污染防治界研究的重点和难点之一。
How to achieve high removal rate of ammonium is the emphasis to researchers.
如何有效地去除废水中的氨氮是水污染防治界研究的重点和难点之一。
How to achieve high removal rate of ammonium is the emphasis to researchers.
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