单词：reflector satellite
单词：reflector satellite 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
自考英语（一）78讲
In 1970, the Soviet Union put a laser reflector on the moon, carried by a rover. A few months later, it disappeared. Some speculated that the rover had fallen into a crater or parked in such a way as to render the reflector inaccessible. Now after 40
Scientific American(四)月
据《科学》杂志报道，苏联的月球车40年前在月球表面留下了激光反射器，虽然经过多年的搜寻科学家始终没有发现激光反射器的踪迹。 4月22日，一组物理学家终于发现了来自反射器的微弱闪
60秒科学
Gain - This is an increase in signal power, due to a boost from an electronic device. Garbage - These are unwanted characters that appear because of either incorrect settings or noise. Gate - These ar
电信英语
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）
banaroo--Be my Satellite dam daba dam daba daba da daba da daba da daba da hear my s.o.s. dam daba dam daba daba da daba da daba da daba da hear my s.o.s. calling you calling you i need you today cause i lost my direction in the endless milky way eme
好听的英文歌曲
By Peter Fedynsky Moscov 06 September 2007 Kazakhstan has suspended launches of the Russian Proton rocket at the Baikonur Space Center following a failed liftoff and loss of the payload, a Japanese communications satellite. VOA Moscow Correspondent P
2007年VOA标准英语（九月）
The Five-hundred-meter wide Aperture Spherical Telescope, or FAST, is now operational in the mountains of Guizhou in southwest China. FAST has been designed to help Chinese researchers better understand our universe, as well as probe the cosmos for e
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Bart's upstairs neighbor was driving him nuts. He made all kinds of strange noises at all kinds of strange hours. If I tell my neighbor he's noisy, he won't believe me, Bart thought. He'll believe me only if he lives downstairs and hears himself upst
英文短篇故事（纽约）
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
VOA常速英语2007年（十一月）
音乐咖啡厅:Michael Learns To Rock - Lonely Satellite 相关介绍：《Eternity》是摇滚麦克的最新录音室创作大碟，专辑由乐团吉他手／主唱Mikkel Lentz担纲制作大任，专辑在丹麦的哥本哈根以及瑞典的哥德
音乐咖啡厅
XICHANG, Sichuan, June 21 (Xinhua) -- China successfully launched a new communication satellite, the Zhongxing-10, from its Xichang Satellite Launch Center in southwest Sichuan Province on early Tuesday. The satellite, carried by a Long March-3B rock
英语新闻
JIUQUAN, Gansu, May 6 (Xinhua) -- China successfully launched its Tianhui I-02 mapping satellite from the Jiuquan Satellite Launch Center in northwest China's Gansu province at 3:10 p.m. Sunday. The satellite, which was launched using a Long March 2-
英语新闻
MOSCOW, Aug. 30 (Xinhua) -- Russia's space agency said Tuesday that a Proton-M rocket launch failed earlier this month because of a malfunction in the upper stage. The conclusion was reached by an independent investigation commission following a seri
英语新闻
MOSCOW, June 27 (Xinhua) -- Russia successfully launched a Cosmos class military satellite on Monday, said spokesman of the Russian Space Forces Alexei Zolotukhin. A Soyuz-U carrier rocket carrying the military satellite blasted off from the Plesetsk
英语新闻
XICHANG, May 27 (Xinhua) -- China successfully sent a telecommunication satellite, ChinaSat 2A, into orbit on Saturday evening, using a Long March-3B carrier rocket launched from the southwestern Xichang Satellite Launch Center. The rocket blasted of
英语新闻
TEHRAN, Oct. 9 (Xinhua) -- Iran is going to launch domestically- built Navid satellite by Safir satellite launcher by the end of March 2012, the semi-official Mehr news agency reported on Sunday. Navid (promise) is a research satellite and is current
英语新闻
MOSCOW, Nov. 25 (Xinhua) -- Russia's Proton-M carrier rocket was launched on Friday from the Baikonur space center in Kazakhstan with a Chinese communications satellite AsiaSat-7, according to Russia's Federal Space Agency Roscosmos. Roscosmos' live
英语新闻
XICHANG, Sichuan, July 12 (Xinhua) -- China blasted off a new data relay satellite Tianlian I-02 on Monday at the Xichang Satellite Launch Center in southwest Sichuan Province . The satellite was launched on a Long March-3C carrier rocket at 11:41 p.
英语新闻
The construction of the project was started in 2011 with an investment of 1.2-billion yuan, or about 180 million US dollars. The 500 metre Aperture Spherical Telescope, or FAST, is the size of 30 football fields. It's located in a hollow that was for
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