单词:
单词: 相关文章
Being a super power, it’s not possession of nuclear weapons, it’s not having a large armed forces, it’s not having higher tech equipment than anyone else, if there’s one thing that defines bei
EXPLORATIONS - Igor Sikorsky: Aircraft and Helicopter Designer By Marilyn Christiano Broadcast: Wednesday, July 06, 2005 (MUSIC) ANNOUNCER: Igor Sikorsky on the cover of Time magazine. Now, the VOA Sp
By Jim Fry Washington 03 May 2007 Marine Osprey The U.S. Marines are preparing to send a new tilt rotor aircraft into combat for the first time. And the American manufacturer predicts a civilian version may soon appear over many of the world's citie
By Anjana Pasricha New Delhi 01 September 2007 The world's biggest aircraft manufacturers are in the race to supply the Indian air force with 126 new fighter jets in a deal worth an estimated $10 billion. As Anjana Pasricha reports from New Delhi, th
The prototype two-seater Lilium Jet, a compact and lightweight electric plane capable of vertical take off and landing, completed an unmanned test earlier this month. 双座Lilium Jet的原型是一架紧凑又轻便的、能够垂直起降的电动飞
DALIAN, Sept. 25 (Xinhua) -- China's first aircraft carrier was delivered and commissioned to the People's Liberation Army (PLA) Navy Tuesday after years of refitting and sea trials. Overseen by President Hu Jintao and Premier Wen Jiabao, the carrier