单词:electron number density
征载流子浓度
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New Words 2B @ unexpected a. not expected and therefore causing surprise 想不到的,意外的 @ strengthen v. become strong or make sth. stronger (使)变强;加强;增强 @ succession n. [sing.] a number of people or things of the same k
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新视野大学英语读写教程词汇 第三册
This is Scientific American's 60-Second Science. I'm Steve Mirsky . Got a minute ? Athletes have obviously been tempted to use performance enhancing anabolic steroids. Drug testing may discourage such use. But a new study finds that some of the perfo
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By Anjana Pasricha New Delhi 20 August 2006 Indian minister for Communications and IT Dayanidhi Maran, right, and Chief Minister of Jammu Kashmir state Mufti Mohammed Sayeed during launch of network expansion in Srinagar, India (File photo) In India
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2006年VOA标准英语(八月)