单词:American Society for Testing and Materials
单词:American Society for Testing and Materials 相关文章
But the truth is that these are mostly one-offs, boutique projects, not easily reproduced at a global scale. 但事实是这些往往都只是个例,精品工程没办法轻易的在全球范围内普及。 And that is the point. When you use mater
THE MAKING OF A NATION - Path to World War Two: Tensions Rise as Japan Expands Its Influence in AsiaBy David Jarmul Broadcast: Thursday, November 02, 2006 VOICE ONE: THE MAKING OF A NATION -- a progra
Society is changing rapidly. As a result, more and more people are suffering from stress. Those who are stressed out are often nervous, angry or ill. People must, therefore, learn to deal with this
This is Scientific American's 60-Second Science, I am Steve Mirsky, got a minute? You are pulling the tape off the roll and it starts to tear, or you are moving wallpaper and it refuses to strip off in strips or in what may be the most infuriating ca
This is Scientific Americans 60 Science, Im Cynthia Graber. Thisll just take a minute. Batteries add weight, and they need recharging. Thats serious business for implanted medical devices. When the batteries die, patients sometimes have to undergo an
Remember how stiff jeans used to be? In the olden days, even sitting down or climbing stairs was hard. But these days jeans can be skintight yet surprisingly comfortable. The secret is the spandex, which they add to denim to make it stretchy and comf
开车犯困,这是很多人都有过的经历.不过,如果有了下面这种能够让你清醒起来的安全带,开车犯困就不再是问题了. 开车打瞌睡?智能安全带叫醒你 The Daily Mail: A seatbelt that wakes you up if you are in
UNIT 7 Conference Integrated Skills Development Passage The Knowledge Economy Is Coming Human society has developed through several stages. Sociologist Daniel Bell calls these stages
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. The heart-stopping news from Stockholm is that the heart never stopsgrowing, that is. Because researchers have shown that the human heart continues to pr
This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? The 2010 Nobel Prize in Physics goes to the University of Manchesters Andre Geim and Konstantin Novoselov for their investigations of the two-dimensional material graphene
THE MAKING OF A NATION - April 25, 2002: US/Japan Relations Before World War Two By David Jarmul VOICE 1: THE MAKING OF A NATION -- a program in Special English on the Voice of America. (Theme) We hav
These manufacturing hubs have the potential to fundamentally change the way we build things in America. So, 10 years from now, 20 years from now. Imagine our workers manufacturing materials that used to be science fiction a sheet of metal thats thinn
VOICE ONE: I'm Steve Ember. VOICE TWO: And I'm Shirley Griffith with EXPLORATIONS in VOA Special English We begin a series of programs about efforts to keep alive old ways of doing things that are culturally important. Today we tell about a large ou
AS IT IS 2014-04-03 US Hopes to Improve Relations with India 美国希望改善与印度的关系 Hello, again and welcome. Im Jim Tedder in Washington with the program that helps you learn and improve your American English. You can also learn about
Students Invent Water Purification Disc The lab operates like a kitchen. They add several ingredients. Then they mix, weigh, press and bake them. What's created is called a MadiDrop - a ceramic disc infused with silver. When dropped in water, silver
NASA Scientists Testing New Aircraft Designs NASA的科学家测试新飞机的设计 The U.S Aeronautics and Space Administration, NASA, is commonly associated with space exploration, but aeronautics is still a big part of the agencys research. Engi
It's, in short, how we learn what we know about other people and about the world. 简而言之,那就是我们如何了解到,我们对于其他人的认知,以及我们对于全世界的认知。 But we live in a 100-percent media-saturated so
ECONOMICS REPORT - Congress Acts to Limit Internet Gambling by AmericansBy Mario Ritter Broadcast: Friday, October 06, 2006 This is the VOA Special English Economics Report. Congress has voted to ban
This is the VOA Special English Education Report. We have a question from China. Feng Tianqiang says I want to know something about John Dewey. John Dewey John Dewey was an influential thinker and educator. The New York Times once called him America'
Demand Grows for Classes in English Slang LOS ANGELES Many people who learn English as a second language think they have a good grasp of it until they watch an American TV show or speak to someone from the United States and realize there's a lot they