单词：hybrid composite materials
单词：hybrid composite materials 相关文章
[00:01.40]Thank God you didn't. 谢天谢地你没去 [00:02.20]-Oh, my God. -Thank God you didn't. -哦，上帝 -谢天谢地你没去 [00:04.20]Thank God I didn't and you didn't. If one of us had showed up alone... 谢天谢地你没去我也没去
听电影学英语-日落之前
This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Airplane manufacturers have been changing over from aluminum to advanced composite materials. These lighter, stronger composites are made of fibers of
Scientific American(三)月
托德和詹安娜在讨论学校生活 Todd: Hello! Jeanna: Hello! Todd: Hi, what's your name? Jeanna: Jeanna. Todd: OK, Jeanna, how old are you? Jeanna: I'm 15 years old. Todd: 15! OK, are you in high school? Jeanna: Yes, I am. Todd: OK. What do yo
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Its the material at the tip of a pencil and it has the potential to revolutionize our lives. A study from Columbia University has shown that graphene is the strongest material in the world. In fact , it is much tougher than diamonds and 300 times str
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Todd: Hello! Jeanna: Hello! Todd: Hi, what's your name? Jeanna: Jeanna. Todd: OK, Jeanna, how old are you? Jeanna: I'm 15 years old. Todd: 15! OK, are you in high school? Jeanna: Yes, I am. Todd: OK. What do you think about high school? Jeanna: It's
英语访谈对话
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
2014年VOA慢速英语(四)月
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
VOA标准英语2014年(四月)
今天我们要学的词是concrete。 Concrete具体的，实质性的。美中战略与经济对话星期二结束。美联社报道说，The United States and China ended two days of high-level talks with few concrete results, 美中结束了为期两
英语每日一词
NASA科学家试验设计新型飞机 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. Engineers at its Aeronautics Research Center, in Ham
VOA双语新闻 2014年4月
America is so big. It has 50 states. Some states are bigger than other countries. Texas is the biggest state in America. Texas itself is bigger than France. People sometimes consider states as countries because they are so different. Even cities can
英语第5级听力-English Level 5
What if I answered: Well, it depends. You say: Oh ,come on ,Val, be more direct than that. (Please) But it does depend on how much education you have because according to a new government report, a ba
商业报道2006年
美国航空航天局科学家测试新型飞机 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. Engineers at its Aeronautics Research Cen
英语新闻
The world this week 一周要闻 Business 商业 The prospect of an all-out trade war between America and China became real. 美国和中国之间爆发全面贸易战的可能性变成了现实。 Donald Trump said he would impose tariffs on $50bn o
经济学人要闻
Todd: Hello! Jeanna: Hello! Todd: Hi, what's your name? Jeanna: Jeanna. Todd: OK, Jeanna, how old are you? Jeanna: I'm 15 years old. Todd: 15! OK, are you in high school? Jeanna: Yes, I am. Todd: OK. What do you think about high school? Jeanna: It's
原版英语对话1000个
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
Chinese shares posted their biggest one-day fall in a month yesterday, with indices closing more than 6 per cent lower after a late sell-off. 中国股市昨天出现一个月来最大单日跌幅，在尾盘抛售之后，沪深股指收跌逾6%。
英语新闻
Chinese stocks carved out their biggest gain in two months amid speculation that A-shares could be included in MSCIs global benchmarks. 由于市场猜测A股可能会被纳入MSCI明晟的全球基准，中国股市今日出现两个月来最大幅度
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Wall Street ended slighter higher on Wednesday after fears eased that the Federal Reserve would strongly signal plans for a June interest rate hike. The Dow Jones industrial average rose about 0.3 percent. The SP 500 gained 0.16 percent. The Nasdaq C
cctv9英语新闻2016年