标签:Fuel Cell 相关文章
Faiza Elmasry | Washington, DC 29 March 2010 Cell biologist Elaine Fuchs is known for revolutionizing the study of skin and for her support of women in science. Children, Elaine Fuchs says, have a natural fascination with science. She remembers that
Exercise 5-4: Many Final Els This time, simply hold the L sound extra long. Repeat after me. 1.fill 2.full 3.fool 4.fail 5.fell 6.feel 7.fuel 8.furl
This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of
Lesson 39: [00:03.68]Clean Cars?To:Li-Ming@net.cn [00:11.05]Subject:New Fuel for Cars [00:16.20]From:jenny@compmail.ca [00:22.57]Date:08/05 4:33 PM Hi,Li Ming [00:31.03]This week in school,We studied transportation. [00:37.20]We learned about trains,
By Claudia Blume Hong Kong 05 January 2006 Scientists in Australia have discovered a stem cell that is expected to provide clues about how breast cancer develops, and how cancer cells evade current th
By Michael Bowman Washington 07 June 2007 Scientists in the United States say they have for the first time been able to create stem cells from the ordinary skin cells of mice, a breakthrough that could lead to new medical breakthroughs and eliminate
By Deborah Tate Washington 19 July 2006 watch Bush Stem Cell report The U.S. Senate has approved and sent to President Bush a bill that would allow federal funding of embryonic stem cell research. The president opposes the measure on moral grounds,
EXPLORATIONS -- a program in Special English by the Voice of America. It was called the last great goal in flying. It would be a flight around the world without stopping or adding more fuel. Today, Frank Oliver and Doug Johnson tell about a special
AS IT IS 2015-08-15 Kenyan Factory Making Tea Without Firewood 肯尼亚工厂制茶不使用柴火 There is a change in the air at the Tea Factory in Thika, Kenya. It is free of the dark smoke that rises from the boilers of Kenya's other tea factori
By Jim Malone Washington 17 August 2006 The ethical and moral debate over expanding embryonic stem cell research could motivate voters on both sides of the issue in this year's U.S. congressional elections. Color-enhanced stemcell from bonemarrow Em
By Melinda Smith Washington 27 June 2007 President Bush speaking at the White House about stem cell research, 20 Jun 2007 Some U.S. scientists say President Bush's veto last week of federal funding for stem cell research raises questions about the f
Medical experts in Miami are hoping to speed up research using embryonic stem cells. Their work may lead to advances in treatment for spinal cord injuries, Alzheimer's disease and other illnesses. President Barack Obama signs an Executive Order on s
SCOTT SIMON, HOST: Nearly a third of African-Americans report experiencing discrimination when they've been to the doctor. It's according to a poll from NPR, the Robert Wood Johnson Foundation and the Harvard T.H. Chan School of Public Health. Perhap
1. severe,严重的,剧烈的,严峻的。 eg:He has been under a severe strain. 他一直处在极度紧张状态之中。 We are suffering from a severe shortage of fuel. 我们苦于严重缺乏燃料。
a. The people are talking to each other b. The people are using their cell phones c. The people are sleeping d. The people are reading books
The land-speed record 地面速度记录 How to build a 1,000mph car 怎样建造时速1000英里的汽车 Hybrid rocketry will be used to drive faster than ever before 混合火箭技术将用于更快地驱动车辆 May 5th 2011 | from the print ed
China saw its biggest gasoline and diesel price increase in the past four years, driven up by the output cut by OPEC and other producers. 受到石油输出国组织和其他产油国减产的影响,我国汽、柴油价格迎来4年来最大涨幅。
Are Americans Too Big To Drive Small? Analysts say our waist size will keep us from buying small cars in big numbers Analysts say Americans' waistlines may keep us from choosing small cars. (Adam Morath, AOL Autos) Karen Steelman, a stay-at-home mom
Foals,驹乐队,是由主唱/吉他手Yannis Philippakis、吉他手Jimmy Smith、贝斯手Walter Gervers、鼓手Jack Bevan、键盘手Edwin Congreave这五位20岁出头年轻小伙子所组成的乐团,曲风光怪陆离、难以定位,就像
[00:03.94]Section A [00:05.97]11. M: I'm going to revise my report. [00:09.36]W: I think you should leave it well enough alone. [00:12.39]Q: What does the woman think the man should do? [00:31.00]12. W: I had a car to use this weekend. [00:34.7