单词：ammoniated mercuric chloride
单词：ammoniated mercuric chloride 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
VOA标准英语2014年(六月)
你的内心深处是否已按耐不住，想来一场TED演讲？那就顺着这部充满欢乐的音乐剧，来演讲吧。 这是由TED员工自编自导自演的，一封献给我们的演讲人的音乐情书。
TED公开课:会心一笑
Sebastian Wernicke认为每个TED演讲都能用6个字概括。在TEDxZurich苏黎世，他展示了如何用6个或更少词汇来做到这点。
TED公开课:会心一笑
Good morning, from the CNN center here in Atlanta. I am Melissa Long. Its a Tuesday, August 4th and heres a look at some of the stories making news at this hour. Iran is finally confirming that it has arrested three American travelers, three America
CNN2009年(八)月
This is the VOA Special English Agriculture Report. University of Delaware scientists say trees can reduce emissions of dust, ammonia and odor from poultry farms Planting trees around poultry farms can improve air and water quality -- and please the
VOA慢速英语2008年（九）月
This is the VOA Special English Agriculture Report. Planting trees around poultry farms can improve air and water quality -- and relations with neighbors. Research has shown that just three rows of trees near poultry houses can reduce the release of
VOA慢速英语2009年（九）月
DAVID GREENE, HOST: Families across the United States are fighting with the federal government over a deadly chemical. Dozens of people have died from inhaling methylene chloride. This is an ingredient in common paint removers. NPR's Rebecca Hersher
2018年NPR美国国家公共电台11月
电影制作人摩根斯普尔洛克凭着他的幽默和坚持，一头扎进了神秘而极具影响力的品牌营销，力求拉到全额赞助拍摄一部关于赞助商的影片。
英语演讲
Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main
2016年Scientific American(一)月
This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway
自然百科2009年
Tony: Who did you invite over for dinner Saturday? Carmela: I invited Keith, Sung, Stephanie, and Luis. Tony: You didnt! Carmela: I did. Why? Tony: Youre going to have a hard time cooking for them. Keith is a vegan and only eats food thats organic. S
地道美语播客
KIEV, Aug. 6 (Xinhua) -- The death toll in a chemical plant explosion in eastern Ukraine's Donetsk region has risen to 5 after two of the wounded succumbed to injuries, the Ukrainian State Service for Emergencies said on Tuesday. The blast occurred a
英语新闻
谁说人是理性的一书的作者，行为经济学家Dan Ariely，利用经典视差图象和他那些跟直觉相反（甚至令人震惊）的研究结果，说明我们做决定时，并非自以为那么理性。
TED演讲视频集
关于建立培养创造力(而不是扼杀创造力)的教育体系,Ken Robinson发表了一番幽默生动的演讲。
TED演讲视频集
在这个内容丰富的，发人深省的TED阿姆斯特丹演讲中，凯文凯利畅谈在我们的生活中，从个人层面到宇宙空间，技术都意味着什么。
TED演讲视频集
奥林匹克精神深深地感染着世界范围内难以计数的运动员和观众。那么，这种精神的背后究竟蕴藏着什么，才使它具有如此大的魔力？
TED演讲视频集
First off, I'll mention that at the bottom of the sea there exist veins of zinc, iron, silver, and gold whose mining would quite certainly be feasible. 首先，我对您说，海底有锌、铁、银、金等矿藏，开发并不是不可能的事。
《海底两万里》中英双语有声读物
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粉红猪小妹第二季