民用用太阳电池

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(191) / 评论(0) 分类 VOA标准英语2014年(六月)

By Kerry Sheridan The U.S. Consumer Confidence Index has hit a two-year high, according to a New York-based business research group. The findings signal an improved outlook for more jobs and an upswin

发表于:2019-01-07 / 阅读(190) / 评论(0) 分类 VOA2004(下)--新闻盘点

Imagine a world where sunlight can be captured to produce electricity anywhere, on any surface. The makers of thin-film flexible solar cells imagine that world too. But a big problem has been the amount of silicon needed to harvest a little sunshine.

发表于:2019-01-08 / 阅读(196) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

发表于:2019-01-08 / 阅读(249) / 评论(0) 分类 Scientific American(四)月

Scientists Optimistic About New Diabetes Treatment 科学家对新型糖尿病治疗感到乐观 From VOA Learning English, this is Science in the News. Im Kelly Jean Kelly. 这里是美国之声科学报道。 我是Kelly Jean kelly。 And Im Avi Ar

发表于:2019-01-12 / 阅读(143) / 评论(0) 分类 2013年VOA慢速英语(九)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(184) / 评论(0) 分类 2015年VOA慢速英语(十)月

New design produces flexible panels using only 1-2 percent as much silicon Art Chimes | Washington, DC 19 February 2010 You can use 100 times less silicon. And that's potentially very significant. Harry Atwater Schematic diagram of the light-trapping

发表于:2019-01-13 / 阅读(191) / 评论(0) 分类 VOA标准英语2010年(二月)

Slew of New Products Unveiled at Consumer Electronics Show 新产品亮相消费电子展 For a glimpse into the future, look no further than the International Consumer Electronics Show in Las Vegas. Self-driving shuttles and solar cars are on displa

发表于:2019-01-14 / 阅读(157) / 评论(0) 分类 VOA标准英语2014年(一月)

Volunteers Help Scientists in Search for Cheap Solar Cells Most of today's solar cells are silicone-based and their manufacture requires sophisticated machinery and expertise. An average home in the United States uses between 20 and 24 kilowatt hours

发表于:2019-01-14 / 阅读(180) / 评论(0) 分类 VOA标准英语2013年(七月)

Paintable Solar Cells May Someday Replace Silicon-Based Panels 新型无机物料或取代硅板成太阳能板材料 Rapidly expanding solar cell technology currently relies on expensive photovoltaic materials such as silicon or cadmium telluride, w

发表于:2019-01-14 / 阅读(146) / 评论(0) 分类 VOA标准英语2015年(十月)

中国光伏企业在美遭双反调查 BEIJING, Jan. 8 (Xinhuanet) -- Chinese solar companies will be entirely blocked from the United States market if that nation's government imposes new duties on solar cell products made in the Chinese mainland a

发表于:2019-02-03 / 阅读(129) / 评论(0) 分类 英语新闻

托福语法讲解:限定词

发表于:2019-02-07 / 阅读(142) / 评论(0) 分类 英文语法词汇

AS IT IS 2016-06-24 Solar-Powered Airplane Lands in Spain 太阳能飞机飞越大西洋后在西班牙降落 An airplane powered totally by the sun landed in Seville, Spain early Thursday after completing a 71-hour flight across the Atlantic Ocean.

发表于:2019-02-12 / 阅读(144) / 评论(0) 分类 2016年VOA慢速英语(七)月

Tiny nanomaterials show promise in many efforts to reduce greenhouse gas emissions Rosanne Skirble | Washington, DC 03 December 2009 Sir Lankan village shop at dusk lit by solar panels - Nanotechnology could help make solar cells more accessible, eff

发表于:2019-02-12 / 阅读(142) / 评论(0) 分类 VOA标准英语2009年(十二月)

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(140) / 评论(0) 分类 英语时差8,16

US Consumer Confidence Surges Two new reports are pointing to an improving U.S. economy. A research group, the Conference Board, reported Tuesday that consumer confidence in the U.S. jumped this month, reaching a seven-month high. Rising home values

发表于:2019-02-17 / 阅读(156) / 评论(0) 分类 英语新闻

A series of reports paint a mixed picture of the U.S. economy Tuesday, as consumer confidence rises, home prices fall, and an iconic retailer shuts a number of stores. U.S. consumer confidence hit its highest level in eight months in December as the

发表于:2019-02-18 / 阅读(184) / 评论(0) 分类 英语新闻

U.S. consumer confidence dropped in January. A private research group, the Conference Board, says its monthly survey of consumer sentiment showed people increasingly think jobs are more difficult to find. The group's closely watched index fell from 6

发表于:2019-02-18 / 阅读(134) / 评论(0) 分类 英语新闻

U.S. retail spending increased at a solid pace in March, an indication that consumer confidence is growing even as gasoline prices remain high. Consumer spending drives about 70 percent of the U.S. economy, the world's largest. The government said Mo

发表于:2019-02-19 / 阅读(181) / 评论(0) 分类 英语新闻

本期内容: Solar Impulse, a solar-powered plane, completed the longest, transpacific leg of its round-the-world journey. The 72-metre-wide craft, powered by 17,000 photovoltaic cells on its wings and fuselage, has broken several solo- and long-f

发表于:2019-03-02 / 阅读(196) / 评论(0) 分类 夏说英语新闻晨读
学英语单词
a operator
abishering
absence of kidney
accorder
akenzua
areawe
assume the offensive
babbitt lining
black sheet iron(black iron plate)
BLUS resifual vector
Brodsky, Joseph
casanovanic
chemical revolution
Choukoutien deposit
cochlear potential
codeine moth
Collie Cardiff
Colorado Grande, L.
compact disc-digital audio
consentual
container board
cryogrind
crypsis
disaster statistics
Dombovar
dpvs
drop and continue
Edenham
EMI
Estanzuela, R.
evaporator strip
fallen head over heels
fangji
Fanonian, Fanonist
firetto
fly-wheel key
Futian
gas pocket hypothesis
geelongs
gemishes
graphitized coke
head-heights
heliskiing
home exchange
Huichapan
hydrargyri oxydum rubrum
hydruss
injury of umbilical cord
International Rowing Federation
key record
kurcit (wellsite)
l2 cache
lacustrine wetland
lancamarone
lifescapes
magnetic pumping heating
maximum output
median selector
microblast
micrometer unit
neste
nose boom
obstetric care
of ship's nationality
officery
paper stencil
pas de basque saut? en avant
pejibaye
performance enhancement module
portray
protophage
proturan
redistribution of solute
revolving-hopper
right handed unt
scabietic
second kind collision
self-learning machine
semi-permanent-magnetic material
semi-perpendicular
solurol
specific geographical name
squarest
state-of-the art
stimoceiver
strategic approach
strategical tactical map
take back
tendinous sheath of extensor digitorum and extensor indicis
tensiometer
Teutonicisms
theory of functions of complex variable
toloxatone
tool factor
tuning fork set
underheats
variable area
VCNA
washstall
Xexéu
ypullished
Zantiots