四乙基铅污染

SCIENCE IN THE NEWS - Findings About Air Pollution and Heart Disease / Fossils from the 'Missing Years' in Africa / U.S. Bans... By Caty Weaver Broadcast: Tuesday, January 13, 2004 (THEME) VOICE ONE:

发表于:2018-12-07 / 阅读(172) / 评论(0) 分类 科技之光

By Caty Weaver Broadcast: September 5, 2003 This is Bob Doughty with the VOA Special English Environment Report. The administration of President Bush has eased an air pollution rule for about seventee

发表于:2018-12-15 / 阅读(201) / 评论(0) 分类 VOA2003(下)-环境与健康

SCIENCE IN THE NEWS - Air Pollution Harms Young Lungs / A Legal Settlement Over Teflon By Broadcast: Tuesday, October 05, 2004 (MUSIC) VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I

发表于:2019-01-02 / 阅读(320) / 评论(0) 分类 科技之光

By Brian Wagner Miami 13 July 2007 The governor of the southern U.S. state of Florida has signed some of the nation's toughest laws aimed at reducing greenhouse gases. In Miami, VOA's Brian Wagner reports that environmentalists are urging Florida and

发表于:2019-01-04 / 阅读(214) / 评论(0) 分类 2007年VOA标准英语(七月)

LONDON, Aug. 10 (Xinhua) -- The weather for the closing ceremony of the London Olympic Games this Sunday is likely to be in the middle of a spike in air pollution, the British government air pollution forecast predicted on Friday. With just two days

发表于:2019-01-08 / 阅读(201) / 评论(0) 分类 英语新闻

I hate pollution. It makes me really angry. I think pollution is greed. People dont care about the environment so they pollute the air just to make lots of money. Big companies are the worst. They pretend theyre not polluting. They have the money to

发表于:2019-01-21 / 阅读(276) / 评论(0) 分类 纯正英语一分钟

U.S. Determined To Fight Climate Change 美国决心应对气候变化 Combating global climate change is a top priority of the Administration of President Barack Obama. 对付气候变化是巴拉克奥巴马总统政府的重中之重。 The United

发表于:2019-02-01 / 阅读(212) / 评论(0) 分类 VOA常速英语2013年(八月)

作文题目: 假设你是李明,你需要针对节假日产生的环境问题给政府写一封信 A Letter about Environmental Problems During Official Holidays 参考范文: To Whom It May Concern, I am writing to express my opinion about th

发表于:2019-02-01 / 阅读(165) / 评论(0) 分类 四六级写作指导

今天我们要学的词是pollution。 Pollution, 是污染的意思。 Air pollution, 空气污染。 Water pollution, 水污染。 Beijing's chronic pollution has been one of the biggest headaches for the Olympic Games organizers, 北京长期的空

发表于:2019-02-04 / 阅读(203) / 评论(0) 分类 英语每日一词

今天我们要学的词是pollution。 Pollution, 是污染的意思。 Air pollution, 空气污染。 Water pollution, 水污染。 Beijing's chronic pollution has been one of the biggest headaches for the Olympic Games organizers, 北京长期的空

发表于:2019-02-04 / 阅读(164) / 评论(0) 分类 英语单词荟萃

By Stefan Bos Budapest 15 April 2008 The European Union and several key Danube organizations are urging countries along the river Danube to prevent irreversible damage to the waterway, warning the growing pollution could endanger drinking water for s

发表于:2019-02-04 / 阅读(179) / 评论(0) 分类 VOA常速英语2008年(四月)

BEIJING, Jan. 29 (Xinhua) -- Thirty percent of official cars in Beijing should not be used when there is extremely bad pollution, traffic authorities confirmed Tuesday. The order was implemented on Monday evening to help combat the fourth round of he

发表于:2019-02-04 / 阅读(302) / 评论(0) 分类 英语新闻

BEIJING, Jan. 22 (Xinhua) -- Beijing will strengthen its efforts to treat PM2.5 and slash the density of major air pollutants by 2 percent this year, the municipality's acting mayor said Tuesday. The capital will take 180,000 old vehicles off the roa

发表于:2019-02-04 / 阅读(220) / 评论(0) 分类 英语新闻

BEIJING, Jan. 19 (Xinhua) -- The number of vehicles on Beijing's roads could be cut on days when the city suffers from heavy air pollution, according to a new regulation released for comments on Saturday. According to the Beijing Municipal Air Pollut

发表于:2019-02-04 / 阅读(181) / 评论(0) 分类 英语新闻

NANCHANG, Feb. 25 (Xinhua) -- Tap water for 60,000 people was cut off Monday due to the pollution of a water source in east China's Jiangxi Province, government sources said. Around 10 a.m. Monday, an oily substance was seen floating near a water int

发表于:2019-02-04 / 阅读(192) / 评论(0) 分类 英语新闻

A report from the Asian Development Bank this week is showing economic losses from air pollution in China accounts for 1.2 percent of the Gross Domestic Product. For more on this, we spoke earlier with Zhang Qingfeng, Asian Development Bank's Lead Wa

发表于:2019-02-14 / 阅读(158) / 评论(0) 分类 英闻天下

By counting back through these layers and measuring the amount of lead in each, he could work out global lead concentrations at any time for hundreds, or even thousands, of years. The notion became the foundation of ice core studies, on which much mo

发表于:2019-02-17 / 阅读(218) / 评论(0) 分类 万物简史

Lead is a neurotoxin. Get too much of it and you can irreparably damage the brain and central nervous system. Among the many symptoms associated with overexposure are blindness, insomnia, kidney failure, hearing loss, cancer, palsies, and convulsions

发表于:2019-02-17 / 阅读(226) / 评论(0) 分类 万物简史

10 Getting The Lead Out 第十章 把铅撵出去 In the late 1940s, a graduate student at the University of Chicago named Clair Patterson (who was, first name notwithstanding, an Iowa farm boy by origin) was using a new method of lead isotope measur

发表于:2019-02-17 / 阅读(256) / 评论(0) 分类 万物简史

Hello and Welcome to News and Reports on China Radio International. In This Edition Libya's National Transitional Council becomes the legitimate holder of the country's seat at the United Nations. Eurozone countries' finance ministers begin talks in

发表于:2019-02-28 / 阅读(621) / 评论(0) 分类 2011CRI中国国际广播电台
学英语单词
a pile of shit
acneiform
adde
additional loss
allocation hardware resource
angina diphtheritica
application for documentary bills for collection
arteria caecalis anterior
association bookkeeping
auncestry
autoreclose
backup relaying
beat ... out
bolt and nut machine
c-CRK
Candida(Monilia)albicans
channel effect factor
channel scheduling
chinovariscite
ciprostene
clean on board bill of lading
coherent light beam
cold-hammer
colletotrichum lagenarium (pass.) ellis et halsted
community medicine
conjunctive method
crane load compensator
cross promotion
Durlesti
East Australia Current
ePeople
ephelis japonica p.henn.
estuarine circulation
Eurotiales
F instruments
faeroe
festo
forcipomyia (forcipomyia) arcigera
Freundlich isotherm equation
gornyi
guarneriuss
gymnameba
Hattstatt
hectonewtons
high skew propeller
INCSEA
intentional pollution
international marine fuels
intravenous pyelographies
ion collection pulse chamber
locomotive driver
Machilus nanmu
mainstreamness
Makassar(Macassar)
meglumine
mid-streams
minor trade
momorsion
monsodium acid methanearsonate
Mont Blanc
multi-level difference equation
multiple-arch dam
neoautochthon
neve
Notes Pages
numberof
operationalisms
optimism
oximide
PATP
period of deformation
picture shape
pile-screwing capstan
pintle type atomizer
pleomastic
polydora fusca
proof by recursion
quadrantic hemianopsia
quick-acting shutoff
ramrod
remote transmitter
report back
retrograde perfusion
running light test
savolainen
scanning search
silicotic nodule
spanitol
spijkers
Stellectomy
streptotibine
subcritical nuclear process
Sympatektoman
tetrabromosilane
the Advertising Association
think long and hard
unbaffled rod bundle
upper tree layer
work train
working valve
y'ins