单词：steel self-hardening
单词：steel self-hardening 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
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
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
1135 、 晶体点阵；晶体格构；晶格 crystallattice 1136 、 棘轮和爪 ratchetandpawl 1137 、 棘齿 ratchet 1138 、 棘齿弓钻 ratchetbrace 1139 、 壳型模塑 shellmoulding 1140 、
英文名句短语
463 、 自感量 self-inductance 464 、 自感应 self-induction 465 、 色彩；颜色 colour 466 、 色调 tone 467 、 色环 colourwheel 468 、 行星齿轮；周转齿轮 epicyclicgear 469 、
英文名句短语
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
You've probably heard the expression a heart attack on a plate. Maybe its fettuccini alfredo. Or maybe its a bacon cheeseburger, covered in batter and deep fried to artery-clogging perfection. Either way, it's clear that our modern diet is not always
Scientific American(十一)月
金属切削 metal cutting 机床 machine tool 金属工艺学 technology of metals 刀具 cutter 电路 circuit 半导体元件 semiconductor element 反馈 feedback 发生器 generator 直流电源
英文语法词汇
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
Darwin in Battle of Wits against Unarmed Man Antievolutionist Ray Comfort will be distributing copies of the Origin of Species with a new introduction that misrepresents, misunderstands and distorts Darwin's ideas and legacy. Steve Mirsky comments No
60秒科学
SCIENCE REPORT – January 9, 2002: Red Wine and Heart Disease By George Grow This is the VOA Special English SCIENCE REPORT. British scientists may have discovered the reason why red wine appears to
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
iron and steel industry 钢铁工业 ironworks 铁厂 foundry 铸造车间 steelworks, steel mill 钢厂 coking plant 炼焦厂 electrometallurgy 电冶金学 powder metallurgy 粉末冶金学 blast f
英文语法词汇
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