二氧化碳气体保护电弧焊

CHAPTER TWO Reading POLLUTUO FIGHTERS [00:09.90]Judy is collecting some facts for a class project on pollution. [00:18.44]She is interviewing Doctor Ray,a scientist,about trees. [00:27.51]Judy:Why are you so interested in trees,Doctor Ray? [00:38.16]

发表于:2018-12-01 / 阅读(481) / 评论(0) 分类 上海牛津初中英语八年级

[00:05.07]Unit 22 Environmental Protection Culture Corner [00:10.88]The World Wildlife Fund [00:13.93]The World Wildlife Fund (WWF) [00:16.91]was found by Sir Peter Scott in 1961. [00:20.98]His goal was to help protect the Earth's [00:23.39]natural e

发表于:2018-12-13 / 阅读(188) / 评论(0) 分类 北师大版高中英语模块8(选修)

[00:00.80]When the atmospheric concertrations [00:03.16]of these gases increase, however, [00:05.84]more heat is trapped and the Earth's [00:07.92]temperature rises. [00:10.37]Over the last 100 years, [00:13.01]the global average temperature [00:15.1

发表于:2018-12-13 / 阅读(157) / 评论(0) 分类 北师大版高中英语模块8(选修)

Unit 8 [00:02.90]Save Your World!What Is Garbage?Garbage is everything that you throw away. [00:13.06]What do we do with garbage?We bury or burn most garbage. [00:19.54]Burying garbage is quick and easy but uses a lot of land. [00:26.07]Most land nea

发表于:2018-12-17 / 阅读(295) / 评论(0) 分类 河北加拿大版初中英语读物

Listen this way听力教程第二册-17

发表于:2018-12-27 / 阅读(234) / 评论(0) 分类 Listen this way听力教程

Science and technology. 科技。 Carbon capture and storage. 碳的收集和储存。 A shiny new pipe dream. 闪亮的管子 崭新的梦想。 Capturing the carbon dioxide from power stations is not hard. But it is. expensive. A new project in Nor

发表于:2018-12-31 / 阅读(121) / 评论(0) 分类 经济学人科技系列

By Greg Flakus Scientists in Texas are trying to find a way of reducing carbon dioxide air pollution by capturing the gas, compressing it and then putting it underground. This technique could also yie

发表于:2019-01-03 / 阅读(120) / 评论(0) 分类 VOA2004(下)--健康科技

This is Scientific Americans 60 second Science. I'm Sophie Bushwick. Got a minute. Champane, do you drink it out the narrow flute or the the broader, more shallow coupe ? You may notice that your perception of the buble wine chaneled gas escaped from

发表于:2019-01-08 / 阅读(129) / 评论(0) 分类 Scientific American(二)月

AS IT IS 2013-06-19 Citizen Scientists to Help Map CO2 Gas Each red dot on this screen shot from the Ventus website represents a power plant Welcome to As It Is, the daily magazine show from VOA Learning English. Im Mario Ritter. A music video shot i

发表于:2019-01-12 / 阅读(121) / 评论(0) 分类 2013年VOA慢速英语(六)月

AS IT IS 2013-05-29 A Call for Citizen Scientists to Help Map CO2 Gas Welcome to As It Is, the daily magazine show from VOA Learning English. Im Mario Ritter. A music video shot in space? That is now a reality. Today, we hear how Skylab led the way f

发表于:2019-01-12 / 阅读(147) / 评论(0) 分类 2013年VOA慢速英语(六)月

By Jessica Berman Washington 19 November 2009 A new study has found that oceans are struggling to help regulate climate as more carbon dioxide, a leading greenhouse gas, is pumped into the atmosphere. The ocean absorbs more than one-quarter of all o

发表于:2019-01-14 / 阅读(153) / 评论(0) 分类 VOA标准英语2009年(十一月)

You might think it's your colleagues or the pressures of work that's getting you down at the office, but new research suggests it could well be the air you're breathing instead. Scientists in the US have found that the concentration of carbon dioxide

发表于:2019-01-16 / 阅读(143) / 评论(0) 分类 阅读空间

Trees in real forests might also share information below ground. 在真正的森林中,树木可能还会在地下交流信息。 But this was really controversial, and some people thought I was crazy, 但这个想法其实挺有争议的,一些人

发表于:2019-01-18 / 阅读(122) / 评论(0) 分类 TED演讲科学篇

Oil is good and bad. Its good because it helps our energy needs. Its bad because it causes pollution. Oil is a fossil fuel. Burning it produces carbon dioxide (CO2). This is one of the biggest causes of global warming. There isnt much oil left in the

发表于:2019-01-21 / 阅读(136) / 评论(0) 分类 纯正英语一分钟

AGRICULTURE REPORT – March 12, 2002: Carbon Dioxide and Crops By George Grow This is the VOA Special English AGRICULTURE REPORT. Increasing levels of carbon dioxide gas in Earth’s atmosphere have

发表于:2019-01-30 / 阅读(164) / 评论(0) 分类 农业与发展

Australia is preparing to introduce technology that allows algae to capture half or more of the greenhouse gases emitted by a power station. The micro-algae thrive on carbon dioxide, producing food for livestock as well as biofuels and material for

发表于:2019-02-12 / 阅读(131) / 评论(0) 分类 VOA标准英语2009年(九月)

Drivers in the eastern United States may soon start paying for the pollution made by their motor vehicles. Nine eastern states and Washington, D.C. are launching a system of pricing the carbon dioxide produced from burning gasoline and diesel fuel. M

发表于:2019-02-14 / 阅读(146) / 评论(0) 分类 2019年VOA慢速英语(一)月

Curbing climate change The deepest cuts 控制气候变化 一切为了减排 Our guide to the actions that have done the most to slow global warming 我们的行为指南已经最大限度减缓了全球变暖 ON SEPTEMBER 23rd 120-odd presidents an

发表于:2019-02-16 / 阅读(162) / 评论(0) 分类 经济学人要闻

新GRE阅读文章内容复杂程度降低了,但是新GRE阅读变化在于逻辑复杂程度升高。考生们想要获得新GRE阅读理解的高分,则更加注重文章的内在联系。这反映了ETS对于影响研究生阶段学术成功的

发表于:2019-02-17 / 阅读(136) / 评论(0) 分类 GRE英语

STEVE INSKEEP, HOST: At a climate meeting in Poland this week, almost 200 countries are trying to reach a deal - a deal to dramatically reduce carbon emissions. A recent U.N. report finds that may not be enough to avoid the most dangerous climate eff

发表于:2019-02-21 / 阅读(141) / 评论(0) 分类 2018年NPR美国国家公共电台12月
学英语单词
accelerated erosion
Agva
allopora scabiosa
Amanori
angular gap
anode jacket
antielectrode
appledore
arcjet engine
as you please
associated transformer
balopi
besottedness
bougre
bunching system
canaliculi innominatus
catacoustics
CD-ROM compact disk read only memory
chlorbycyclen
circle-out
cleyera sasaki
coemption
columbite
conducting pathway
conventiongoer
deal cost
defence economy
distributive numerical control
edit controller
emeraud
external costs
fibrous flutter
find currency among
firmographic
flood flow
general-obligation bonds
genus Rangifer
georgeys
goos-goos
heaviest piece
high-level detector
Hillister
homosapien
hurcaru
hydro core-knock-out machine
illtyd
independentization
instrument lead
Jucaro
knowbie
label attribute
levo-rotatory sugar
limit price
main storage data base
measurements by impulsive sound
methyl-morphine
mil-foot resistivity
milligauss
mineral economics
Moiyabana
move to packing
Native American literature
necrotic pulp
Newark, Bay of
non-inverting
nonmaterial product
nonworkaholic
normal algebraic variety
North Carolina, State of
offbeat
parapoxvirus
percussionwave
posttranslational modification
precocious development
problem identification code
pyoktanin
radiation monitoring satellite
rootwork
rounded hammer
school of american ballet
sequence programme
si quis
simplification of expression
strategic communication system
sutured contact
syndrome of globus pallidus
Synophthalmy
tetraethyldiaminodiphenylmethane
thinner of nitrocellulose lacquer
transmitter ready
under deck girder
underground activities
unfair treatment
unreconnoitered
unspent allocation
useful bird of forest
vejocity
Verkhnyaya Troitsa
vestures
visual call sign
Y chromatin
yoke of magnetic circuit