单词:strain hardening steel
单词:strain hardening steel 相关文章
WHO: Balanced Approach for New Bird Flu Virus Strain In 2011, scientists discovered they had created a highly contagious and deadly form of H5N1 commonly called avian or bird flu. When the discovery was announced, debate erupted over whether the rese
The flu epidemic intensified a few week ago, but it continued to worsen with widespread outbreaks being reported in every state except Florida. NBC's Robert Bazell reports. And there's new information tonight about this year's flu epidemic and why i
DAVID GREENE, HOST: And we're going to spend some time now in China's far northwestern region, Xinjiang, which is four times the size of California. It's home to a Muslim minority group called the Uighurs. They have had this tense relationship with C
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
今天我们要学的词是 strain. strain 的意思是压力,负担。Tijuana could feel the strain as migrant shelters there already are at or near capacity. 墨西哥的蒂华纳可能 会感受到那里已经人满为患的移民避难所的压力
今天我们要学的词是 strain. strain 的意思是压力,费力,使足力气。 In China, female pilots strain to hold up half the sky although they account for only 1.3 percent of all the pilot, one of the lowest proportion in the world. 在中
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
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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。
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
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
The deterioration of relations between Ukraine and Russia accelerated after Kyiv sided with Georgia during last month's conflict in South Ossetia. Worsening ties coincide with next year's expiration of the bilateral Treaty on Friendship, Cooperation
By Al Pessin Washington 11 January 2008 The top U.S. military officer says he would like to be able to send 3,000 Marines to Afghanistan, as regional commanders have requested. But he says senior leaders are concerned about the impact the deployment
New, Fatal Bird Flu Strain Closely Monitored 密切监视新的致命禽流感病毒H7N9 WASHINGTON In the past 10 years, a deadly strain of bird flu has killed more than half of the people who got it. Now, there's a new strain of bird flu circulatin
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
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
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
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
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