By the end of 2009, it said, the river water was passing more then 70% of potability tests, compared with an 86% failure rate in 2002.
截止2009年底,水质从2002年的86%项检测达不到饮用水标准,到2009年,已经有超过70%的检测合格。
By the end of 2009, it said, the river water was passing more then 70% of potability tests, compared with an 86% failure rate in 2002.
截止2009年底,水质从2002年的86%项检测达不到饮用水标准,到2009年,已经有超过70%的检测合格。
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