单词：super invar steel
单词：super invar steel 相关文章
Can Wood Be Stronger Than Steel? Researchers say they have created a new super-material in the laboratory. They say it is stronger, lighter and costs less than steel. 研究人员表示，他们在实验室中造出了一种新的超级材料。他们称
2018年VOA慢速英语(三)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
A Harvard commencement is a special occasion.How could anyone not have been thrilled by this morning's assembly？25,000people packed in the Harvard yard to celebrate one of the great occasions of life.I loved it all,and I love this great gathering a
白领英语晨读
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
SCIENCE REPORT - February 28, 2002: Blood Test For Ovarian Cancer By Nancy Steinbach This is the VOA Special English Science Report. American medical researchers say they have developed a simple blood
科技之光
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
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
「在神圣的荒野中，我们能看见自己最良善的特质」野生生态保育人士博伊德?瓦提(Boyd Varty)与我们分享动物、人类及两者相互关系的故事，也就是南非谚语Ubuntu所言：「是你成就了我」。博伊
TED公开课:地球村
热爱恶搞的投资家Yossi Vardi针对写博客时的危险性发表了详尽的见解。尤其给男性们警醒。
TED公开课:(不只是)男人经
By Paige Kollock Washington, D.C. 18 January 2006 view Cancer report Medical experts say it is the biggest breakthrough in more than a decade in the fight against ovarian cancer, a rare but deadly for
2006年VOA标准英语（一月）
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
34 过多服用雌性激素有可能引发卵巢癌 DATE=4-12-01 TITLE=SCIENCE REPORT -Estrogen and Ovarian Cancer BYLINE=Mario Ritter (Start at 1'00
科技之光
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
MADRID, Oct. 22 (Xinhua) -- Sevilla goalkeeper Javi Varas was the hero of the night as his side produced a stunning defensive display to earn a 0-0 draw against FC Barcelona in the Camp Nou stadium. Varas made a string of spectacular saves, including
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