单词：effluent sewage
单词：effluent sewage 相关文章
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
英文语法词汇
AS IT IS 2016-09-06 Water Pollution Puts Over 300 Million at Risk 超过3亿人面临水污染风险 More than 300 million people in Africa, Asia and Latin America are at risk of life-threatening diseases such as cholera and typhoid. The reason: Poll
2016年VOA慢速英语(九)月
Water pollution 水污染 A: Is the lake very polluted? A.这个湖污染严重吗？ B: Well, I wouldn't swim in it- but the water is much cleaner than it was a few years ago. B:哦，我没法在里面游泳，但是比前几年清洁多了。 A: A
职业技术英语口语
DON GONYEA, HOST: Port-au-Prince, Haiti is a city of more than 3 million people with no sewer system. International donors have spent millions of dollars on infrastructure meant to help the situation. But a multi-year plan to build sewage treatment p
2017年NPR美国国家公共电台7月
矿山回填 oil residue recuperation 残油回收 radioactive waste management 放射性废物管理 recycled materials 回收的材料 recycling 回收 reuse of materials 材料再利用 sanitary landfills 卫生填埋 sea outfall 海洋排泄口 s
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