单词：orbital flight test
单词：orbital flight test 相关文章
[00:05.49]Part A Directions: [00:09.33]For Questions 1~5,you will hear a narrative. [00:13.69]While you listen,fill out the table with the information you've heard. [00:19.36]Some of the information has been given to you in the table. [00:24.01]Write
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Virgin Spaceship Crash Raises Questions 维珍宇宙飞船失事引发诸多问题 WASHINGTON Plans to fly tourists to the edge of space could be delayed after Friday's crash of Virgin Galactic's SpaceShipTwo during a manned test flight. It is the se
VOA标准英语2014年(十一月)
HAIKOU, Jan. 28 (Xinhua) -- China's aviation authorities(民航当局) on Friday started to allow helicopters to fly in low-altitude airspace over the tourist island of Hainan on a trial basis for the first time. The aim is to eventually open a part
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By David McAlary Washington 12 July 2006 Astronaut Mike Fossum (on arm)installs the International Space Station's railcar-like mobile transporter U.S. space shuttle astronauts are on their third spacewalk since Saturday, this time to practice method
2006年VOA标准英语（七月）
On Wednesday, Google, Facebook, Yahoo! and other major Internet companies will participate in what is being called IPv6 or Internet Protocol Version 6 Test Day. The 24-hour trial run is being held to test a new communication system for the Internet,
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WASHINGTON, Nov. 8 (Xinhua) -- NASA plans to add an unmanned flight test of the Orion spacecraft in early 2014 to its contract with Lockheed Martin Space Systems for the multipurpose crew vehicle's design, development, test and evaluation, the U.S. s
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