单词：chemical-wastes
单词：chemical-wastes 相关文章
Millions of gallons of fresh water evaporate from the ocean daily, leaving all their salts behind, 每天有几百万加仑淡水从海洋蒸发，留下了全部盐分， so logically the seas ought to grow more salty with the passing years, but the
万物简史
Unit 8 [00:02.90]Save Your World!What Is Garbage?Garbage is everything that you throw away. [00:13.06]What do we do with garbage?We bury or burn most garbage. [00:19.54]Burying garbage is quick and easy but uses a lot of land. [00:26.07]Most land nea
河北加拿大版初中英语读物
2014年英语六级作文预测：垃圾分类 下面是2014年英语六级作文预测范文：垃圾分类，请各位考生多积累一些范文中的关键词汇和经典句型。 Waste Sorting 1. 目前垃圾分类不是很普遍 2. 忽视垃圾分
四六级写作指导
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
China works for safe dangerous waste disposal BEIJING, Nov. 1 (Xinhua) -- The Chinese government has released a guideline to ensure all dangerous wastes produced by major licensed units at or above city levels will be safely disposed of by 2015. Our
英语新闻
The environment of the city is getting worse and worse today. There are wastes, air pollution and so on. What can we do to save our city? About the wastes, we should sort the wastes, to see if they can be recycle used; use the reusable shopping bag i
英语作文