砷化镓太阳电池

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(232) / 评论(0) 分类 VOA2003(下)-环境与健康

Experimental Treatment Targets Drug-Resistant Bacteria You probably have heard about the Trojan Horse. Tradition says the ancient Greeks used a large wooden horse to trick enemy forces and capture the city of Troy. Now, researchers say a similar plan

发表于:2018-12-08 / 阅读(142) / 评论(0) 分类 2018年VOA慢速英语(十)月

New Solar Cell Minimizes Environmental Risks in Manufacturing Process 新的太阳能电池减少生产中对环境的危害 Scientists in England report the development of a new solar cell that minimizes environmental risks in the manufacturing proc

发表于:2018-12-08 / 阅读(162) / 评论(0) 分类 VOA标准英语2014年(六月)

DEVELOPMENT REPORT – How to Make a Solar Water Heater By Gary Garriott Broadcast: Monday, November 29, 2004 I'm Gwen Outen with the VOA Special English Development Report. Solar water heaters save o

发表于:2019-01-02 / 阅读(239) / 评论(0) 分类 农业与发展

By Heda Bayron Zamboanga del Norte, Philippines 16 July 2007 House with solar panel unit in Patagan Electricity has yet to reach hundreds of far-flung villages in the Philippines. But a solar energy system project for the country's remote villages is

发表于:2019-01-11 / 阅读(183) / 评论(0) 分类 2007年VOA标准英语(七月)

Large Windows Could Capture Solar Energy 利用大窗户吸收太阳能 Solar cells have been around since the 1950s. But now there is a race to develop transparent solar cell that can cover windows of buildings and still capture the suns light for e

发表于:2019-01-12 / 阅读(170) / 评论(0) 分类 2016年VOA慢速英语(八)月

Paintable Solar Cells May Replace Silicon-Based Devices 可喷涂太阳能电池可能取代硅基电池板 Solar panels are manufactured in factories. Some of the devices are made with cadmium chloride, a substance shown to be harmful to human healt

发表于:2019-01-12 / 阅读(153) / 评论(0) 分类 2015年VOA慢速英语(十)月

By Paul Sisco Washington, D.C. 19 July 2007 Silicon Valley in northern California originally referred to the corporate homes of silicon chip innovators and manufacturers, and the high tech businesses in the San Francisco Bay area. Today that region i

发表于:2019-01-12 / 阅读(227) / 评论(0) 分类 2007年VOA标准英语(七月)

By Katherine Cole Washington 25 July 2007 The city of Taos, New Mexico, was known as the Solar Capitol of the World long before then-Governor Gary Johnson officially made that declaration in 1997. The high desert altitude of over two kilometers and c

发表于:2019-01-12 / 阅读(210) / 评论(0) 分类 2007年VOA标准英语(七月)

By Greg Flakus Albuquerque, New Mexico 25 July 2007 Large scale collection of solar power arrays As the world searches for ways to produce energy without burning fossil fuel, there is increased interest in solar energy. One place associated with sola

发表于:2019-01-12 / 阅读(187) / 评论(0) 分类 2007年VOA标准英语(七月)

By Uma Ramiah Dakar 21 May 2008 A year-old project in Benin has shown that harnessing the power of sunlight could provide long-term solutions to hunger in underdeveloped nations. A six-month dry season in the Kalale District of Benin used to wreak ha

发表于:2019-01-13 / 阅读(143) / 评论(0) 分类 VOA标准英语2008年(五月)

India seems to excel at making things smaller and cheaper. The $2,500 car and the $35 computer are just two of the country's latest innovations. Now, India increasingly is focused on low-cost solar technology. The front lines of that effort are seen

发表于:2019-01-14 / 阅读(150) / 评论(0) 分类 VOA标准英语2010年(十)月

By Prospero Laput Zamboanga del Norte, Philippines 16 July 2007 Electricity has yet to reach hundreds of villages in the Philippines. The Philippine government is tapping innovative technology to light up some villages, but in this report by producer

发表于:2019-01-21 / 阅读(186) / 评论(0) 分类 2007年VOA标准英语(七月)

By Paul Sisco Washington 22 October 2007 Twenty college and university teams from around the world competed inthe recentSolar Decathlon that is held every two years in Washington, D.C. The U.S. Energy Department sponsors the event, and this year's wi

发表于:2019-02-04 / 阅读(146) / 评论(0) 分类 2007年VOA常速英语(十月)

WASHINGTON, Aug. 4 (Xinhua) -- Researchers have found a way to turn mouse embryonic stem cells into sperm and this finding opens up new avenues for infertility research and treatment, according to astudy published Thursday in the online edition of jo

发表于:2019-02-04 / 阅读(308) / 评论(0) 分类 英语新闻

Turn Off Your Cell Phone 关掉你的手机 We went to the movie the other night. I sat in an aisle seat as I usually do, because it feels a little roomier. Just as the feature was about to start, a blonde from the center of the row got up and starte

发表于:2019-02-07 / 阅读(266) / 评论(0) 分类 趣味英语

New policies support ailing solar industry BEIJING, Oct. 28 (Xinhua) -- China is creating supportive measures to shore up its ailing photovoltaic (PV) industry, which has been rocked by recent U.S. duties on Chinese exports over alleged dumping. In t

发表于:2019-02-08 / 阅读(202) / 评论(0) 分类 英语新闻

By Zulima Palacio Washington 14 October 2009 One of the solar homes at this year's Solar Decathlon in Washington, DC On the National Mall in Washington, the 2009 Solar Decathlon has begun, with 20 university-led teams from four countries. Each has b

发表于:2019-02-12 / 阅读(133) / 评论(0) 分类 VOA标准英语2009年(十月)

PV solar technology is more complex. When sunlight hits a PV cell, electrons in the cell are knocked out of their orbits. Electric fields channel the electrons in a current used to generate electricity。 Unlike thermal solar panels, PV technology is

发表于:2019-02-15 / 阅读(113) / 评论(0) 分类 英语时差8,16

WASHINGTON, May 11 (Xinhua) -- Researchers at Brigham and Women 's Hospital (BWH), a teaching affiliate of Harvard Medical School, have identified(鉴定) a human lung stem cell that is self-renewing and capable of forming and integrating multiple bi

发表于:2019-02-18 / 阅读(218) / 评论(0) 分类 英语新闻
学英语单词
-arino
alloy pouring coupling
analog signal
anode annealing box
audiphone
averrhoa carambolas
bandage sign
bd ft
be out of sight
bearing width
bellbuoys
breast distention before menstruation
buoyant apparatus
Carludovica
cenacles
cephalic pole
chaotic deposit
check specimen
Chernyshevka
circle of illumination
Claridge
clerical error
closing motion
cloxifehol
club steaks
contact burn
coppis
counter-terror
cover deficit
crew and effects
cum(m)in oil
cyanogas
directorially
distills
drill core store
Eldsberga
enalaprol
environmental geology
ethyls
evilutionist
EXENAME
extended range floating point information system
film membrane
flow of funds statements
fluid heating medium
gill area
grand manan island
hatch web beam
heterojunction infrared detector
high sensibility tester
immediate credit
information hall
inner radiation zone
internal adenomyosis
is he
Jarrettsville
Levinson test
main memory stack
maintenance study
malacon
Margo fibularis pedis
medicareplus
MENS (memory net structure)
microwave instantaneous-frequency indication receiver (mifir)
monetary units
neritopelagic environment
num-ber
optokinetic
palaeolimnology
parchment-lace
penicillin V benzathine
perpetuals
pictomap
pin-gout
placer dredge
plain time
pneumatogenie
poneratoxin
printed circuit cables
pseudo cold-front
pulls-in
reilluminations
relay line
reshuffling
scalar processing unit
sense-group
shake hands
stereophonism
store interface link
suavify
subcaliber tube
suisha formosana
sulphoformalin
T.E.E.T.H.
three-layer model
threetime
titolo
valve spring shimmy
w-b
wall of netting
winter cherry
woys