有两个例子,挪威和英国已经允许在北海开采多年了,他们还没有遭遇什么大的环境危害。
Norway and Great Britain, to take two examples, have allowed drilling in the North Sea for many years without suffering major environmental damage.
废水处理后的污泥含有大量的有害物质,其中的砷及其化合物对环境危害极大,因此,对含砷污泥的安全处理与处置研究,有重要的现实意义。
The arsenic in the sludge is very dangerous, so it is important to find the methods for the treatment and disposal of the arsenical sludge.
废水处理后的污泥含有大量的有害物质,其中的砷及其化合物对环境危害极大,因此,对含砷污泥的安全处理与处置研究,有重要的现实意义。
The arsenic in the sludge is very dangerous, so it is important to find the methods for the treatment and disposal of the arsenical sludge.
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