空间燃料电池系统

09 航空航天技术有及其相关知识 DATE=3-14-01 TITLE=EXPLORATIONS #1943 - Space Questions BYLINE=Paul Thompson VOICE ONE: This is Shirley Griffith. VOICE TWO: And this is Steve Ember with the

发表于:2018-11-27 / 阅读(674) / 评论(0) 分类 自然探索

By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The

发表于:2018-12-01 / 阅读(326) / 评论(0) 分类 VOA2003(下)-环境与健康

Rachel Lee: The housing market keeps losing steam. Sales of previously owned homes fell 5. 7% last month according to the National Association of Realtors. If you're looking for a house , the group's

发表于:2018-12-05 / 阅读(199) / 评论(0) 分类 商业报道2006年

Broadcast: February 14, 2003 By George Grow This is the VOA Special English Environment Report. President Bush has offered a plan to speed development of technology that uses hydrogen as fuel. His goa

发表于:2018-12-07 / 阅读(241) / 评论(0) 分类 VOA2003(上)-科技导航

For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea

发表于:2018-12-30 / 阅读(244) / 评论(0) 分类 国家地理2008年

[00:00.00]Fuel CellEnergy in the Future [00:09.66]The price of oil has soared from $43.45 a barrel to $65.35, a 50% gain. [00:19.95]It is transportation such as driving back and forth to work [00:24.32]and visiting companies that burns lots of fossil

发表于:2019-01-02 / 阅读(195) / 评论(0) 分类 晨读英语美文60篇

SCIENCE REPORT — February 7, 2002: Fuel Cell Cars By Mario Ritter This is the VOA Special English SCIENCE REPORT. The United States Secretary of Energy, Spencer Abraham, has announced a program to d

发表于:2019-01-02 / 阅读(211) / 评论(0) 分类 科技之光

EXPLORATIONS -February 27, 2002: Fuel Cell Cars By Mario Ritter VOICE ONE: This is Mary Tillotson. VOICE TWO: And this is Steve Ember with the VOA Special English program EXPLORATIONS. Today we tell a

发表于:2019-01-02 / 阅读(232) / 评论(0) 分类 Explorations

On Mondays, we report on the business of technology. Record oil prices and record gas prices are inspiring some Americans to rethink the technology they use in their transportation. People who must drive do have alternatives to the gasguzzling SUV an

发表于:2019-01-08 / 阅读(279) / 评论(0) 分类 2005年NPR美国国家公共电台

This is the VOA Special English Development Report. A hydrogen fuel cell powered bus in Hartford, Connecticut, in 2007. If you travel by bus in Sao Paulo, Brazil these days your vehicle may be powered by hydrogen fuel cells. The city's urban transpo

发表于:2019-01-11 / 阅读(190) / 评论(0) 分类 VOA慢速英语2009年(九)月

VOICE ONE: Im Bob Doughty. VOICE TWO: And Im Steve Ember with EXPLORATIONS in VOA Special English. This week we look at an industry that is facing major changes -- the automobile industry. (MUSIC) On the road, near Yosemite, California Americans, pos

发表于:2019-01-11 / 阅读(194) / 评论(0) 分类 VOA慢速英语2008年(四)月

VOICE ONE: This is SCIENCE IN THE NEWS in VOA Special English. I'm Barbara Klein. VOICE TWO: And I'm Steve Ember. This week, we will tell about an American study of the brain disorder schizophrenia. We tell about cars that use hydrogen as fuel. And,

发表于:2019-01-11 / 阅读(313) / 评论(0) 分类 VOA慢速英语2008(十)月

Welsh Company Promises More Affordable Hydrogen-Powered Cars 生产更廉价的氢动力汽车 Green cars, powered by electricity from either rechargeable batteries or hydrogen fuel cells, are already on the market, but still too expensive for most c

发表于:2019-01-14 / 阅读(216) / 评论(0) 分类 VOA标准英语2016年(二月)

We wanted something that was really affordable. The fuel cell looked great: one-tenth as many moving parts and a fuel-cell propulsion system as an internal combustion engine and it emits just water. And we wanted to take advantage of Moore's Law with

发表于:2019-01-18 / 阅读(201) / 评论(0) 分类 财富精英励志演讲

We have to beat that. 我们必须克服它。 We can do it because in space there are no aerodynamics. 我们能够这样做是因为太空里没有空气阻力。 We can go and use inflatable systems for almost everything. 我们几乎总是能够使

发表于:2019-01-18 / 阅读(169) / 评论(0) 分类 TED演讲商业篇

For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after year

发表于:2019-01-22 / 阅读(187) / 评论(0) 分类 自然百科2008年

Scripts: The first official drive of a hydrogen fuel cell car in china. G.M boss Rick Wagoner telling CNN his company's ultimate financial viability depends on taking a lead in alternative fuel technology. I wouldnt want to try to be the, the you kn

发表于:2019-01-26 / 阅读(187) / 评论(0) 分类 商业报道2007年

65 航天飞机的飞行准备 DATE=7-4-01 TITLE=EXPLORATIONS #1959 - Preparing Shuttle for Space Flight BYLINE=Paul Thompson VOICE ONE: This is Shirley Griffith. VOICE TWO: And this is Steve Ember wi

发表于:2019-01-30 / 阅读(230) / 评论(0) 分类 科技之光

The first rockets were Chinese. In the 1230s the armies of the Song dynasty, 首批火箭出现在中国。十三世纪三十年代,宋朝军队 who were fighting Mongol invaders, started launching fire arrows propelled by gunpowder some 300 metres

发表于:2019-02-16 / 阅读(236) / 评论(0) 分类 经济学人科技系列

Science and technology. 科技。 Medical implants. 医用植入设备。 A sweet idea. 一个甜美的想法。 Researchers are trying to harness glucose-the body's own fuel-to power implantable gadgets such as pacemakers. 研究人员正试图利用葡

发表于:2019-02-18 / 阅读(249) / 评论(0) 分类 经济学人综合
学英语单词
accomplish nothing
active DO-loop
arsenical autimony fahlore
bathest
boiler coating
bokeh
bonding serength
bouquet principles
building service design
bumpity
byliner
cacheings
carcinogenic radiation dose
cavariella araliae
chest leads
clearance of pollution
coedna
composite bar pulse
criminal offense
crystalle
decidua serotina
delibly
diminished radix
direct-current arc welding
druggiest
eco-pornographer
efferent ducts
efforces
equality before the law
equilibrium contact angle
equiphase
erisepela de la costa
file management system catalog cache
fixed telemetering station
fizzier
forestry remote sensing
friction coupling
fyms
Galium aparine
Grosses Schauspielhaus
kir-
literal code
Lovere
major road
maleinoid form
marginal profit yield
marine soap
Mehmet
michiyo
milk float
minimum stable load
miscellaneous property, plant, and equipment
modelocked diode lasers
modest intent
monofils
Moqui marble
mosaic fungus
multiplexor terminal unit
negated combined condition
nomal fold
north heliographic pole
orange mint
out-patient departemt
p-t-butylphenol
Paederia laxiflora
pediatric thrombocytopenia
pickmaw
plain cylindrical plug gage
polycube
porcelain filtering stick
potentia generandi
preference surrey
presser device
product data
prosector's wart
robach
rootholes
Royal Irish Constabulary
scribeawl
self cooled nozzle
self-act
sevenpenny
sheep sorrel
single value query structure
Solopaca
split crankcase
strategic tariff
structural processing
stuffed bird
stuffing-box
superior hypophysial artery
Table of Allocation of International Call Sign Series
taste aversion
ten-pin bowling
thrust ahead
Tinténiac
tissue parasite
Turkish corsair
Venula temporalis retinae inferior
Verbano-Cusio-Ossola
Western Ocean
wiggles