单词：water internal cooling of hydrogenerator
单词：water internal cooling of hydrogenerator 相关文章
This is the VOA Special English Development Report. A few degrees can make a big difference when it comes to food storage. Foods can go bad if they get too warm. But for many of the world's poor, finding a good way to keep food cool is difficult. Re
VOA慢速英语2007年（十一）月
AS IT IS 2016-09-26 A Watery Flight to the Moon 用水燃料飞行去月球 A group of college students is hoping to place a satellite powered only by water into an orbit around the moon. The students are from Cornell University in the state of New Y
2016年VOA慢速英语(九)月
Matthew / England speaker I hope not. I hope if they are driving cars they are run on hydrogen or perhaps something else, electricity perhaps, but I really hope we don't use gasoline anymore. Maiko / Japan speaker I do think in 100 years people will
一起闲话英语-English Chitchat
STATEMENT OF MANUFACTURING EXPENSES FROM AJI-02 Sup.4 For the year ended JULY.31,1998 MONETARY UNIT: YUAN ITEMS LINE NO. THIS YEAR'S THIS MONTH'S LAST YEAR'S PLAN ACTUAL ACTUAL Salaries and wages Depr
财会英语
This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Solar panels typically convert sunlight into electricity or heat. But photosynthetic vegetation converts sunlight into chemical energy. Now M.I.T.s Dan
Scientific American(八)月
One main goal in the renewable energy field is to find an efficient, inexpensive way to split water into hydrogen and oxygen. The hydrogen could then be used as a fuel source for vehicles or fuel cells. Typically, an electric current breaks the water
Scientific American(四)月
This is Scientific American's 60-Second Science. I'm John Matson. Got a minute? Earth's surface is dominated by oceans. But where did all that water come from? Asteroids and comets smashing into the early Earth have long been thought to be a promisin
Scientific American(十)月
This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? The Apollo moon missions ended almost 40 years ago. But for lunar scientists, they're gifts that keep on giving. Researchers studying rocks brought back by ast
Scientific American(一)月
This is the VOA Special English Development Report. A few degrees can make a big difference when it comes to food storage. Foods can go bad if they get too warm. But for many of the world's poor, finding a good way to keep food cool is difficult. Re
VOA慢速英语2009年（二）月
SCIENCE IN THE NEWS - How Cooling the Brain May Help People Sleep FAITH LAPIDUS: This is SCIENCE IN THE NEWS, in VOA Special English. Im Faith Lapidus. BOB DOUGHTY: And Im Bob Doughty. Today, we tell how cooling the brain may help people who have tro
2011年VOA慢速英语(七)月
And then by moving through the water it's able to take that control. 通过在水中的运动，它能够控制自如。 Now, look at that; look, it's she just blew me away. 现在，看，看她刚刚把我刮走了。 She just rolled right away fro
TED演讲娱乐篇
Your credit score could be changing without you doing a thing, reports CNN's Susan Lisovicz. Susan Lisovicz: The 3 major credit reporting bureaus have teamed up to create a new scoring system. The mov
商业报道2006年
AGRICULTURE REPORT - Compost: an Organic Way to Better Soil and Crops By Gary Garriott Broadcast: Tuesday, July 05, 2005 I'm Gwen Outen with the VOA Special English Agriculture Report. Many farmers im
农业与发展
Science and technology 科学技术 Table-top astrophysics 桌面上的天体物理学 How to build a multiverse 怎样建立一个多元宇宙 Small models of cosmic phenomena are shedding light on the real thing 宇宙现象的一些小模型反映了
经济学人科技系列
German Car Manufacturer Audi Creates Fuel From Air And Water 奥迪用空气和水合成新燃料 Creating an alternative green or carbon neutral fuel to replace gasoline has been the holy grail for scientists for many years. However, while there has
阅读空间
H1N1的预防英语对话 H1N1是一种病毒，是Orthomyxoviridae系列的一种病毒。它的宿主是鸟类和一些哺乳动物。几乎所有甲型的H1N1病毒已被隔离，野生鸟类出现疾病属罕见。有些H1N1病毒引起严重的疾
实用英语
We are rediscovering the enigmas(谜团) of the Moon and they're really in our own backyard Dr Jim Garvin, Nasa Goddard Space Flight Center Moon water has world in a twitter A surprising amount of water has been found to exist in the Moon's soil. Data
英语新闻
Almost nothing about it can be used to make reliable predictions about the properties of other liquids and vice versa. 它的身上几乎没有哪一点可以用来对别的液体的性质进行可靠的推测，反之亦然。 If you knew nothing of
万物简史
Oxygen itself is not combustible; it merely facilitates the combus tion of other things. （氧本身是不可燃的，它只是帮助别的东西燃烧。 This is just as well, for if oxygen were corn bustible, each time you lit a match all the air
万物简史