单词：steel reflector
单词：steel reflector 相关文章
AS IT IS 2013-06-29 Man of Steel Still Going Strong Hello again, and welcome. Im June Simms in Washington. Today on As It Is, we celebrate the life and times of one of worlds most beloved superheroes. Well hear the story of how Superman came to be an
2013年VOA慢速英语(六)月
The nation's leading manufacturer of ammunition Steel Hawk Incorporated announced a massive recall today of jacketed hollow point bullets which may not properly shred the internal organs of victims. When functioning normally, the tip of a hollow poin
访谈录2009
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
Idiom: nerves of steel 有胆量，钢铁般的意志，平静的心态 Hit the book： Sharpen memory Dementia In shape Keep at bay Alternate Ward off Clutter Disarray Distraction
趣味青春英语
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
By Caty Weaver Broadcast: November 21, 2003 This is Bob Doughty with the VOA Special English Economics Report. Last week, the World Trade Organization ruled that United States taxes on imports of stee
VOA2003（下）-农业与经济
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
在一个伦敦那么大的城市里，每天都要消耗掉三千万吨粮食。但是，这些食物都从何而来？建筑师Carolyn Steel 探讨每天喂养一个城市的神话，介绍古代的食物运输如何影响城市的形成和发展。
TED公开课:吃吧
STEVE INSKEEP, HOST: President Trump's push for tariffs on steel and aluminum imports is driven in part by competition from China. The United States still produces most of its own steel, we should be clear. But the industry has faced pressure from ch
2018年NPR美国国家公共电台3月
AILSA CHANG, HOST: Workers in traditional steel towns across the country are rejoicing over President Trump's steep tariffs on imported steel that go into effect tomorrow. Already, U.S. Steel is calling back 500 laid-off workers to restart one of its
2018年NPR美国国家公共电台3月
Steel, Talking Heads, Or Wrestlemania? play pause stop mute unmute max volume 00:0005:33repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your Flash plugin. OPHIRA EISENBERG,
2016年NPR美国国家公共电台10月
DAVID GREENE, HOST: We're going to visit a small town in Western Pennsylvania now that's worried about losing steel jobs. Several hundred people work for NLMK in Farrell, Penn. This is a Russian-owned steel mill that uses Russian steel, and so it's b
2018年NPR美国国家公共电台6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
2016CRI中国国际广播电台
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）
By Nathan King New York 03 November 2009 USS New York A U.S. warship built with steel from the ruins of the World Trade Center has arrived in New York. The USS New York stopped alongside Ground Zero to fire a 21-gun salute honoring those who died in
VOA标准英语2009年(十一月)
BEIJING, Aug. 19 (Xinhua) -- China's steel output growth slowed in July and prices of steel products have continued to drop, according to data from the National Development and Reform Commission (NDRC). Crude steel production gained 4.2 percent year
英语新闻
Xia Nong, deputy director-general of the National Development and Reform Commission's department of industrial policies, says China's steel products are highly competitive globally, and have gained a good reputation in international trade. This is du
2016CRI中国国际广播电台
As the world's largest coal producer and consumer, massive coal production has powered China's economic advance over the past few decades. But shrinking domestic demand amid an economic slowdown has made much of this capacity redundant. Wang Xianzhen
2016CRI中国国际广播电台
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
2016CRI中国国际广播电台