标签：汞 相关文章

美规定对发电厂进行汞污染限制

US Sets Mercury Pollution Limits from Power Plants 美规定对发电厂进行汞污染限制 The United States government has ordered the country's coal-burning power plants to reduce mercury polluti

发表于:2019-01-03 / 阅读(45) / 评论(0) 分类 VOA2005（上）--环境科学探索

pbs高端访谈:美环保署发布遏制汞排放量的新标准

GWEN IFILL:The Environmental Protection Agency unveiled new rules today to curb mercury emissions from the nation's power plants. The standards apply to roughly 600 coal- or oil-fueled power facilities. They will have to either reduce their emissions

发表于:2019-01-27 / 阅读(291) / 评论(0) 分类 PBS访谈环境系列
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