Water pollution was a real problem.
水污染真的是一个问题。
Was water pollution a problem before?
以前水污染严重吗？
Water pollution affects water quality.
水的污染影响水质。
Air and water pollution is getting worse.
空气和水的污染越来越严重。
Water pollution is a serious problem now.
水污染现在是一个很严重的问题。
Water pollution is a serious problem here.
水污染是这里的一大问题。
Water Pollution is a serious problem today.
水污染已是当今的严重问题。
Our attention should be paid to water pollution.
我们应该注意水的污染问题。
Air pollution and water pollution are very serious.
空气污染和水污染非常严重。
What's the main reason for water pollution in this area?
这个地区水污染的主要原因是什么？
How to control the water pollution is a big problem.
如何控制水污染还是一个大问题。
Water pollution is a serious problem in some regions.
在一些地区水污染是一个严重的问题。
There is air pollution, land pollution and water pollution.
人们正在污染大地，水和空气。
People come to know the seriousness of water pollution.
人们慢慢地认识到了水污染的严重性。
There is no water pollution, is a clean source of energy.
水能没有污染，是一种干净的能源。
They have important indication action on water pollution.
在水体污染方面具有重要的指示作用。
Water pollution is an outstanding problem in our country.
水污染在我国是一个突出的问题。
Today,there is air pollution,water pollution and land pollution.
今天，有空气污染，水质污染和土地污染。
Some measures must be taken to control the water pollution.
必须采取某些措施来控制水污染。
At the same time, water pollution is worsening dramatically.
与此同时水污染加剧。
How are you going to deal with the water pollution of this area?
你们打算怎样处理本地区的水污染问题呢？
Water pollution and dirt can also result in black gill diseases.
另外水质污染和污物等也能引起对虾黑鳃病。
Today, there is air pollution, water pollution and land pollution.
今天，有空气污染，水质污染和土地污染。
I'm writing to you to state my view on the water pollution problem.
我给您写信是想陈述我对水的污染问题的看法。
Now most people are aware of the seriousness of the water pollution.
现在大多数人意识到水污染的严重性。
to organize and coordinate regional water pollution control in key rivers;
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;
组织和协调全区重点流域水污染防治工作；
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