美国有线新闻 CNN 2014-03-24

The search for 370 narrows and the picture of the path seems to get sharper, let us get start, each one take a moment tonight get everyone back on the same page, the world we know so far, let us begins at 12:41 at local time in the morning of the 8th

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华盛顿领空遭无人机入侵 空域安全存在漏洞 When Florida Postal Service worker Doug Hughes landed his homemade gyrocopter on the west lawn of the U.S. Capitol, in a daring bid to deliver a political message to the lawmakers, the securi

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保持华盛顿领空安全并非易事 Being the home of all three branches of the U.S. federal government makes Washington, D.C., the prime target for those who want to make their messages and ideas heard. Unfortunately, many of them choose to deli

美国有线新闻 CNN 2014-03-20

mystery flight 370 let us get start, good evening everyone more news development tonight in the disappearance of Malaysia airline flight 370, just like everyone we brought you in the last ten days vanished deep in the mystery but also linked criticis

2017年CRI Trump to privatize air traffic control system

U.S. President Donald Trump (R) speaks before signing a decision memo and a letter to members of Congress outlining a plan for privatizing the nation's air traffic control system, in the East Room of the White House, in Washington DC, on June 5, 2017

全新版大学英语综合教程第四册UNIT2-2

Steve Shladover outlines the benefits to be gained from vehicles that could drive themselves and discusses how this could be achieved. 斯蒂夫·施多弗阐述了能自动运行的车辆的诸多裨益

国家地理:Wings Over The Gulf 波湾战机 - 5

Threat posed by Iraq's Scud ballistic missiles. Militarily, Scuds were insignificant. But politically, Scud attacks on Israel and Saudi Arabia could have torn the coalition apart. The political importance of hunting down the Scuds was so great that t

Take Away English-Viking Ship Discovered 刚被发现的海盗船

The Viking longship might have looked like this. A 1,000-year-old Viking longship is thought to have been discovered under a pub car park on Merseyside. The vessel is believed to lie beneath 2 metres to 3 metres of clay by the Railway Inn in Meols,

CNN 2012-01-13

We`re talking about anything from stone tools to complex machines. A lot of times archeologists have to dig in order to find those artifacts. Not the researchers features in our next report from Nick Glass.They`re using modern technology to try to le

2007年VOA标准英语-Airport Delays Growing Longer and More Frequent

By Paul Sisco Washington, D.C. 21 June 2007 Government and industry officials say America's crowded airways are becoming more so. The technology exists to make air travel safer, and energy efficient, but so far efforts to improve the situation are mo

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2006年VOA标准英语-US Commander Wants Better Awareness of What's i

By Al Pessin Washington 28 September 2006 US Air Force Gen. Kevin Chilton The head of the U.S. Air Force Space Command says he is working to improve the military's sensor system to ensure that no one can threaten crucial space-based assets. The comm

英语听力精选进阶版 6075

A 1,000-year-old Viking longship is thought to have been discovered under a pub car park on Merseyside. The vessel is believed to lie beneath 2 metres to 3 metres of clay by the Railway Inn in Meols, a town in the north west of England, where Vikings

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In 1994, when Boeing first published safety data, showing a clear correlation between a country's plane crashes and its score on Hofstede's dimensions, the company's researchers practically tied themselves in knots trying not to draw offense. 1994年，

U.S. to beef up missile defense

WASHINGTON, March 15 (Xinhua) -- U.S. Defense Secretary Chuck Hagel on Friday announced that he has ordered the military to beef up the missile defense system by deploying 14 additional ground- based interceptors. At a Pentagon press briefing, Hagel

2016年CRI Shanghai Set to Use Drone for Firefighting

The 1.5-kilogram drones, made of carbon fiber, are equipped with an infrared cameras, allowing them to see in the dark. They will also be fitted with radar systems and communications antenna to extend monitoring capabilities. But the truly outstandin

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Halo works because of several factors 由于下降速度快 High downward velocity and minimal metal and forward air speed, 金属赘物少 气流速度快 which all serve to defeat the radar.Wow! Just amazing! 高跳低开术可以避开多数的雷达

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If FL240 not available, we accept FL220. 422. 如高度240不可用，我们接受高度220。 Cleared to leave A1 via BKM VOR, maintain FL230 while in controlled airspace. 423. 可以经由BKM VOR台离开A1，在管制空域保持高度230。 Confi