单词：laser transmitting set
单词：laser transmitting set 相关文章
LESSoN EIGHT TEXT Telecommunication via Satellite At the beginning of the twentieth century, there were four powerful means of transmitting and receiving information over long distances: print, photog
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By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca
VOA常速英语2008年（四月）
We brought it on air in November 2009. 我们在2009年11月的时候播出了这个节目。 But no, this was far more attractive. 但其实，这节目火了起来。 This is the five biggest TV channels in Norway on a normal Friday, 这张图是挪威
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By Paul Sisco Washington 14 November 2007 At the McDonald Observatory in western Texas, a unique space program has been quietly underway for more than 30 years. It is called the Lunar Laser Ranging Program. VOA's Paul Sisco has more. Research scienti
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We have multiple failures on the inertial reference system. We are no longer able to fly oceanic route. Request return for landing. 481. 我们有多个惯导失效，我们不能再跨洋飞行，申请返场着陆。 We do not meet GPS approach req
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