目前美国地质调查报告， 139条测试的小溪中80%可以发现药品成分的踪迹。

Recently, the U. S. Geological Survey reported traces of drug compounds in 80 percent of the 139 streams tested (ref. 1).

youdao

中国北方平原地下水只有24％能安全饮用，《 中国日报 》引用中国地质调查报告的数据报道。

Only 24% of groundwater in the North China Plain is safe to drink, China Daily said, citing research by the China Geological Survey.

youdao

此次调查结果印证了一份于2002年发布的‘美国地质调查’所得到的结果，这也是当时第一份关于国家河流和小溪被药剂污染全国性调查报告。

These findings confirm a 2002 report by the U. s. Geological Survey that was the first nationwide study of pharmaceutical pollution in the nation's rivers and streams.

youdao