单词：energy dissipation by hydraulic jump
单词：energy dissipation by hydraulic jump 相关文章
Obama, Romney Differ on Energy Policy President Obama has been a champion of expanding renewable energy sources, such as wind and solar power, which he says hold great promise. Mitt Romney is a proponent of raising production levels of America's own
VOA标准英语2012年(十月)
This is the VOA Special English Economics Report. Many people think the search for cleaner energy leads only to renewable resources like sun, wind and water. But it also leads to a fossil fuel. Natural gas is considered the cleanest of the fossil fu
VOA慢速英语2009年（十）月
OK, great, we smell vibrations. How? All right? 好吧，我们闻到的是震动。怎么闻到呢？ Now when people ask this kind of question, they neglect something, which is that physicists are really clever, unlike biologists. 当人们问这个问
TED演讲教育篇
世行：美国经济增长加快 Many economists say U. S. growth will speed up a bit over the next year, which will likely make it easier for other nations to sell their products in the worlds biggest economy. Surging energy production is cutting c
VOA双语新闻 2014年1月
The New Age of Nuclear Power By Spencer Reiss / Originally published in Wired . Get ready for the mass-produce, meltdown -proof future of nuclear energy 1 A team of Chinese scientists advising the Bei
彭蒙惠英语
模仿文本：Fracking or hydraulic fracturing is either the best new way to get much needed energy to the human race, or it's a dangerous industry which contaminates water and can even cause earthquakes, according to which can we believe. We're goi
英音模仿秀
Task 3: Physical Exercise More and more people today are realizing the importance of regular physical exercise. Physical exercise can make you strong and healthy. By doing some form of physical exercise every day, your level of energy will increase a
新视野大学英语：视听说教程 1
US 'Likely' Returns as World's Top Oil Producer The United States may have regained the position of the worlds biggest oil producer sooner than expected. 美国可能已经早于预期重新夺得了全球最大石油生产国地位。 The U.S. Energ
2018年VOA慢速英语(九)月
今天我们要给大家讲解的两个习惯用语都是以
美国习惯用语
小美女Taylor Swift 新单曲：Jump Then Fall I like the way you sound in the morning We're on the phone and without a warning I realize your laugh is the best sound I have ever heard I like the way I can't keep my focus I watch you talk, you didn
好听的英文歌曲
Don't change horses in the middle of the stream to jump on the bandwagon 美国的民意测验显示，布什总统落后于民主党候选人克林顿。这使人想起在十九世纪美国内战期间
美国习惯用语
Study: No Evidence Hydraulic Fracturing Pollutes Water A new study finds no evidence that the controversial practice to extract natural gas known as hydraulic fracturing is contaminating ground water. The report, Separating Fact from Fiction in Shale
VOA标准英语2012年(二月)
Harnessing Ocean Wave Power Provides Cheap Electricity 利用海洋波浪提供廉价电力和饮用水 WASHINGTON An often overlooked renewable energy resource is the power of ocean waves. Scientists in California say harnessing energy from the regu
VOA标准英语2014年(三月)
JEFFREY BROWN:And, finally tonight, we turn to Poland, where there's a familiar controversy surrounding new energy exploration. Our story is part of a collaboration with the Pulitzer Center on Crisis Reporting, and comes from special correspondent St
PBS访谈环境系列
US Could by 2017 Be World's Biggest Oil Producer The International Energy Agency says that by 2017 the United States is likely to overtake Saudi Arabia as the world's biggest oil producer. The Paris-based energy agency said Monday in its annual forec
英语新闻
BEIJING, June 25 (Xinhua) -- A senior Chinese official on Monday called for the country to speed up mass production of shale gas with its own technologies to ensure adequate energy supply. Efforts must be made to achieve early breakthroughs in the ap
英语新闻
世界银行：美国经济增长加快 Many economists say U. S. growth will speed up a bit over the next year, which will likely make it easier for other nations to sell their products in the worlds biggest economy. Surging energy production is cut
英语新闻
今天要接着讲两个带有jump这个词的习惯用语，我们上次学了jump through hoops, 意思是俯首帖耳、唯命是从；还学了jump out of one's skin, 它既可以解释为大吃一惊，也能说是吓得魂不附体。 今天要学
美国习惯用语
How to Create Passion Anywhere and Anytime Remember Science class? Mr. Thatcher, sophomore year in high school, taught us about potential and kinetic energy. I was way more interested in Pam Miller, who sat perilously close to me. But on Mr Thatcher
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音乐咖啡厅:Monrose - Teach me how to jump 相关介绍：德国的女子pop组合Monrose的第三张专辑I Am。这支三重唱组合是支获得过德国ECHO提名的乐队，专辑在世界范围内的销量已经超过了一百万张，是支于
音乐咖啡厅