[化] 二氧化钴

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(482) / 评论(0) 分类 上海牛津初中英语八年级

By David Lewis A natural resources watchdog group issued a report Tuesday warning that smuggling and corruption are costing the Democratic Republic of Congo millions of dollars a month in lost revenue

发表于:2018-12-08 / 阅读(169) / 评论(0) 分类 VOA2004(下)--世界经济

[00:04.88]LISTENING [00:07.63]Listen to the description of the three culture sites. [00:12.67]Complete the map of each site based on what you hear on the tape. [00:18.55]List the names and the importance of the sites,and what is being done to protect

发表于:2018-12-13 / 阅读(239) / 评论(0) 分类 人教全日制普通高中英语(必修)高一

[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(192) / 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(161) / 评论(0) 分类 北师大版高中英语模块8(选修)

AS IT IS 2016-07-29 Congo's Small Miners Fill Hole Left by Big Businesses 刚果小矿工填补大企业留下的洞穴 As large mining companies in the Democratic Republic of Congo are eliminating jobs, government officials are expanding the role of

发表于:2018-12-16 / 阅读(124) / 评论(0) 分类 2016年VOA慢速英语(八)月

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(296) / 评论(0) 分类 河北加拿大版初中英语读物

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(125) / 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(125) / 评论(0) 分类 VOA2004(下)--健康科技

Australian Scientists Propose a Telescope to Look Deep Underground Scientists in Australia want to build what they describe as a downward looking telescope to look for mineral wealth under the Earths surface. The telescope is really a project aimed a

发表于:2019-01-03 / 阅读(127) / 评论(0) 分类 2018年VOA慢速英语(十)月

BMW Joins Project to Improve Mining Conditions in Congo German carmaker BMW is exploring ways to improve working conditions at cobalt mines in Congo. 德国车企宝马正在寻找方法以提升刚果钴矿的工作环境。 Cobalt is a hard, shiny

发表于:2019-01-06 / 阅读(134) / 评论(0) 分类 2018年VOA慢速英语(十二)月

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? You don't have to be a champagne buff to want the best flavor from your bubbly. So the secret to a perfect glass? It's all in the pour, according to a study in

发表于:2019-01-08 / 阅读(132) / 评论(0) 分类 Scientific American(八)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(145) / 评论(0) 分类 阅读空间

This show is centered on an in-depth report that concerns child labor, a large African country and the element of cobalt. We're explaining how all those things are tied together. First, the issue of child labor. The United Nations defines this as wor

发表于:2019-01-19 / 阅读(116) / 评论(0) 分类 CNN美国有线新闻2018年7月

[00:00.00]Listening Comprehension (20 minutes) [00:-1.00]Section A [00:-2.00]Directions:In this section,you will hear 10 short conversations.At the end of each conversation,a question will be asked about what was said.Both the conversation and the qu

发表于:2019-01-25 / 阅读(179) / 评论(0) 分类 英语六级听力练习集锦

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(166) / 评论(0) 分类 农业与发展

As China Molybdenum announced it was buying one of Africas largest copper mines earlier this month one thing was soon clear: the acquisition was about far more than the red metal. 随着洛阳钼业(China Molybdenum)本月早些时候宣布正在收购

发表于:2019-02-08 / 阅读(151) / 评论(0) 分类 英语新闻

Researchers from Xian Jiaotong University in Northwest Chinas Shaanxi Province have developed a way to eliminate air pollutants during the coal-burning process, which they hope would significantly address the countrys smog problems. 来自中国西北的

发表于:2019-02-13 / 阅读(211) / 评论(0) 分类 英语新闻

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(150) / 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
学英语单词
allophanamide(biuret)
amylometers
annular classifier
arrow poison
artificial ureter
automatic gas cutting
bank settlement plan
bbc(britich broadcasting corporation)
beet root sugar
bisethylxanthate
break one's enaggements
burned gas
camsell l.
cardillo
combined firing
culturati
cyclindrical cavity
daseinsanalyse
density wave instability
directional factor
dullness area
entry line
exit receipt
ferny
file-storage unit
flame cutter
footing group
founderies
Godman
Hematorylin
Holy Mary
hpr
hydration number
hydrolytic deaminization
isamine blue
Keltic
Khatib, Ras
lepidolite
light-diffusing glass
linear error of closure
lobste-claw
lovera
Mangombe
mantle line
matched test sieve
medial calcaneocuboid ligament
midquels
moscow' potsdam
MSCAV
natural stream
Nephtyidae
nonshock
operating display
Pedicularis sceptrum-carolinum
platinum-blonde
plumbite sweetening
police dog
pop-culture
Postgenual
principal portion
pyromucyl acid
quinine phosphate
radiocinematography
renzio
retainer shoe
Robsart
Rubacell
run around with
run off
Sample Selection Bias
sangge
scourgest
screwpines
sea gudgeons
self-propelled barrack ship
sheaf of germs of differential forms
shoeless
slotted envelope network
spatial-summation
special colo(u)r rendering index
speed change lane
stationary retainer plate
steering pillar shell
stiffening rib punch
storage circuit
strength-testing machine
strike forces
tarson
tayac
three-roll piercer
tied list
Tipasa
Tokat
topped people
utilization factor of container volume
vasotrophic
vocalic alternation
Wilfred Owen
Wintuan
zabel
zoogeographical region