The industry has two reasons to collect the data: to get to the bottom of water contamination problems, and to protect itself when people complain that drilling harmed their drinking water.

行业集团收集数据有两个目的：为了搞清楚底部水污染问题，同时，当人们抱怨钻进损害了饮用水时，可以保护自己。

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For years the natural gas drilling industry has decried the lack of data that could prove-or disprove-that drilling can cause drinking water contamination.

多年来，天然气钻探行业公开反对“钻探导致水质恶化”的谴责，认为没有什么数据能够证明或否认这个结论。

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According to experiment data and relevant material, water in the building water supply systems suffers contamination to different extent, so water wastes as a result of polluted water drainage.

实验数据和有关资料表明，水在建筑给水系统中受到了不同程度的污染，不合格水的外排，导致了水量浪费。

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