单词:ground based navigation aid
单词:ground based navigation aid 相关文章
US Aid Groups Organize HIV/AIDS Camps in Africa In parts of the world where it is summer time and schools are out, many kids go to camps for different activities and fun. In Africa, there is a growing trend among U.S.-based aid groups to organize HIV
Scientists Expect Unexpected from Largest Ground-based Telescope The mirror of the Hubble Space Telescope that gave the world stunning pictures of deep space is about 4.5 square meters. Compare that with the primary mirror of the James Webb Space Tel
Idiom: Notch on your belt一个人在某方面取得的进步 Hit the book: Expedition Set off Odyssey Drifting Navigation Keep on track Floe Prompt
驾车的朋友深有体会,有了卫星导航系统,去哪里都不用愁。 Alice: Hello, I'm Alice. Stephen: And I'm Stephen. Alice: And this is 6 Minute English! This week were talking about sat navs. Stephen: Sat navs thats short for satelli
GSM手机定位系统平台 Mobile Location Finder Systerm GSM手机定位网关 Location Gateway GSM手机定位触发器 Location trigger GSM手机定位应用 Location application GSM手机定位找朋
EXPLORATIONS - Global Positioning System By Paul Thompson Broadcast: Wednesday, May 05, 2004 (MUSIC) VOICE ONE: This is Steve Ember. VOICE TWO: And this is Phoebe Zimmermann with the VOA Special Engli
NB: This is not a word for word transcript Alice: Hello, I'm Alice. Stephen: And I'm Stephen. Alice: And this is 6 Minute English! This week were talking about sat navs. Stephen: Sat navs thats short for satellite navigation systems. Alice: Theyre th
AS IT IS 2015-10-13 Air Accidents More Likely in Africa 在非洲发生航空事故的可能性更大 Africa has about 5 percent of global air traffic but 20 percent of accidents and deaths in 2014. Siddi Kone is an air navigation safety expert. He s
New Navigation Technology Predicts Traffic Conditions In Los Angeles, a driver spends sixty-one hours every year on the road stuck in traffic. Christian Garcia knows what it's like. He delivers and installs televisions and is on the road all the time
China has launched two satellites into space on a Long March carrier rocket from the Xichang Satellite Launch Center in Sichuan Province. The satellites are part of the country's growing BeiDou Navigation Satellite System. The launch of the Long Marc
By Challiss McDonough Tyre 05 August 2006 Israeli commandos have stormed an apartment complex in the southern Lebanese city of Tyre, trying to capture or kill leaders of a local Hezbollah unit they believe had been firing long-range rockets into Isr
By Selah Hennessy London 30 September 2009 An International aid agency is calling for the World Bank to abandon old trade policies that it says harm the developing world. The British-based Christian Aid says developing country governments must have
China has once again emphasised its support for the freedom of navigation in the South China Sea, but is opposed to wanton navigation in the region. A Chinese military official made the remarks in Vientiane following the defense ministers meeting wit
Manned space program's Meridian Project operational BEIJING, Oct. 23 (Xinhua) -- The Meridian Project, a massive scientific research project that will monitor weather in space, became fully operational on Tuesday. The Meridian Space Weather Monitorin
WASHINGTON, Sept. 25 (Xinhua) -- Christine Lagarde, Managing Director of the International Monetary Fund (IMF), Sunday met Greece's Finance Minister Evangelos Venizelos in Washington on the sidelines of the annual meetings of the Washington-based IMF
The Managing Director of Greek company, Costamare, which owns the Rena, apologised for the leaking oil. The company has to pay for the salvage and at least $12m for the oil clean-up costs. That may not be enough. The captain and the navigation office
BEIJING (Reuters) - China said on Tuesday it opposed action by other countries under the pretext of freedom of navigation that undermined its sovereignty after a U.S. aircraft carrier strike group began patrols in the contested South China Sea. 北京(
Three new-generation BeiDou navigation satellites were launched last year, and 98 percent of the components were Chinese made. BeiDou Navigation Satellite System has been in operation since 2000, making China the third country with an autonomous nav-
Chinese netizens recently expressed their hope to use China's Beidou Navigation Satellite System, after some reports show that its accuracy can be improved to less than one meter. Our reporter Liu Min talked to Dr. Yang Yuguang, a Professor from the