单词：high-conductivity beryllium copper
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Chapter 14 Wonderland 第14章 仙境 ALICE IN WONDERLAND is a fairy-tale, but there is a real Wonderland out in the West. One of the wonders is a river. 爱丽丝漫游仙境是一个童话故事，但是远在西部真有一个充满奇迹的仙境。
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What Happened to General Electric? This week, General Electric was officially removed from the Dow Jones Industrial Average, a leading measure of stock prices for major American businesses. GE was replaced by Walgreens Boots Alliance, a company that
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X-Ray Technology Helps Recover Lost 19th-Century Images The worlds very first photographs were taken in the 1830s. Scientists now say they have found a way to recover lost images made from the very first photographic process. The new method uses X-ra
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中文 英文 缩写 * （符） star (symbol) [美国]电气和电子工程师学会 Institute for Electrical and Electronic Engineers IEEE “请发码”信号
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High Prices Trigger Rise in Copper Thefts When you heard the word copper in old gangster movies, you were talking about the good guys: the police, the cops. Now, when you speak of copper and crime, youre referring to the bad guys. A combination of ci
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NEW YORK, Jan. 4 (Xinhua) -- U.S. stocks ended mixed on Tuesday as investors（投资者） pulled back after Monday's big gains. The Dow Jones industrial average added 20.43 points, or 0.18 percent, to 11,691.18. The Standard Poor's 500 index dipped（
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