[化] 工业废水

污染物 aerosols气溶胶 / 气雾剂 agricultural wastes农业废物 asbestos石棉 commercial noise商业噪音 composite pollution混合污染 dioxins二恶英 hazardous substances危险物质 hazardous wastes危险废物 heavy metals重金属 h

发表于:2019-01-03 / 阅读(117) / 评论(0) 分类 英文语法词汇

We all create it, even if we usually dont like to think about it: waste. And the journal Science devotes its new issue to the subject. It delves into the problemshome garbage, plastics, metal, water, even everyones favorite, sludgeand discusses resea

发表于:2019-01-08 / 阅读(50) / 评论(0) 分类 Scientific American(八)月

This is the VOA Special English Development Report. The lack of clean drinking water is a major problem worldwide. The World Health Organization says more than one billion people live in areas where renewable water resources are not available. The pr

发表于:2019-01-12 / 阅读(52) / 评论(0) 分类 2010年VOA慢速英语(四)月

Technology Report - Turning Industrial Waste-Heat Into Electricity 科技报道 - 利用工业废热发电 This is the VOA Special English Technology Report. 这里是美国之音慢速英语科技报道。 Scientists say enough energy is being waste

发表于:2019-01-12 / 阅读(46) / 评论(0) 分类 2012年VOA慢速英语(八)月

Technology Report - Turning Industrial Waste-Heat Into Electricity This is the VOA Special English Technology Report. Scientists say enough energy is being wasted in the oil and gas fields of Texas every year to provide electricity to one hundred tho

发表于:2019-01-12 / 阅读(55) / 评论(0) 分类 2012年VOA慢速英语(九)月

Pollution: a Social Problem When we read newspapers, we often come across the word pollution. This word was not familiar to the people some decades ago. But now, it is a serious threat to us because.it means the poisoning of the air, seas, rivers an

发表于:2019-02-08 / 阅读(50) / 评论(0) 分类 英语作文
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