标签：Satellites 相关文章
India has launched a record number of satellites into space in a single mission. The launch marks a milestone for the country's space program. India wants to emerge as a major player in the global commercial satellite launch market. 印度仅仅通过一
VOA双语新闻 2008年4月
The Sneaky Danger of Space Dust暗藏威胁的太空微尘 Aside from all the satellites, and the space station orbiting the Earth, there's a lot of trash circling the planet, too. Twenty-one thousand baseball-sized chunks of debris, according to NAS
2017年科学美国人(五)月
what is 10 dollars get, you like maybe a large coffe, get you into a movie, maybe a really large coffe, i like the H, i know i mean you donnot need to go to the movie when you get the real deal,10 dollars could win you a date with C. a 10 dollars don
访谈录2014年
By Cindy Saine Washington 14 February 2008 The Defense Department says it is planning to shoot down a defunct U.S. spy satellite before it is expected to hit the Earth in early March, because of potential danger to human beings from its unburned rock
VOA常速英语2008年（二月）
By David McAlary Washington 18 February 2007 The U.S. space agency NASA has launched five satellites - the most ever from one rocket - to locate the source of energy in Earth's magnetic field that triggers the colorful, dancing auroras over the north
2007年VOA标准英语（二月）
Air Force Tracks Final Frontier 未来太空三种战略趋势 Theres three strategic trends that I see in space. 我在太空中看到了三种战略趋势。 General Jay Raymond, Commander of Air Force Space Command in Colorado Springs. He recently
2018年科学美国人1月
A Sci-Fi Writer: Arthur Clarke 科幻作家：阿瑟克拉克 Born in western England, on December 16th, 1917, the son of a farmer, Arthur Clarke became addicted to science fiction after buying his first copies of the magazine Amazing Stories. He beg
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