单词：cadmiums
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单词：cadmiums 相关文章
New Solar Cell Minimizes Environmental Risks in Manufacturing Process 新的太阳能电池减少生产中对环境的危害 Scientists in England report the development of a new solar cell that minimizes environmental risks in the manufacturing proc
发表于:2018-12-08 / 阅读(99) / 评论(0)
VOA标准英语2014年(六月)
VOA标准英语2014年(六月)
BEIJING, Feb. 2 (Xinhuanet) -- The source of cadmium contamination in the Liujiang River had been blocked and tap water in Liuzhou is safe to drink, said environmental officials of the Guangxi Zhuang autonomous region on Wednesday. Tap water from Liu
发表于:2019-02-03 / 阅读(88) / 评论(0)
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