单词:primary contamination
单词:primary contamination 相关文章
环境问题一直雅思口语中经久不衰,比如近水之地、家乡可改变的地方、你关注的环境问题等等...下面雅思频道就为同学们整理了环境问题相关的词汇,希望同学们可以用到雅思口语话题中,
星级典句: 第一句:You may have another certificate showing the goods to be free from radioactive contamination. 你们要开具另一份证明书,以证明货物没有受放射线污染。 A: Mr. White, any other requirements? 怀特先生,
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
Kerry Expected to Win Wisconsin Primary Greg Flakus Voters are going to the polls in the Midwestern state of Wisconsin in a primary contest that could represent the end of at least one candidacy for t
CANBERRA, Feb. 18 (Xinhua) -- Australian Labor Party's primary vote stands at just 30 percent, down 5 points since December, the latest Herald/Nielsen poll published in Fairfax newspapers showed on Monday. This is the first time that Tony Abbott is t
每一日你所付出的代价都比前一日高,因为你的生命又消短了一天,所以每一日你都要更积极。今天太宝贵,不应该为酸苦的忧虑和辛涩的悔恨所销蚀,抬