三茂铀氯化物

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(157) / 评论(0) 分类 VOA标准英语2014年(六月)

By Peter Heinlein United Nations 22 February 2007 The U.N. nuclear watchdog agency says Iran has failed to suspend uranium enrichment, in defiance of Security Council demands. From U.N. headquarters, VOA's Peter Heinlein reports the finding clears th

发表于:2019-01-12 / 阅读(134) / 评论(0) 分类 2007年VOA标准英语(二月)

By Mil Arcega Washington, D.C. 29 January 2007 watch Georgian Uranium report Georgian authorities have disclosed the arrest of a Russian man last year on charges of smuggling contraband uranium. Russian scientists confirmed the radioactive material

发表于:2019-01-13 / 阅读(174) / 评论(0) 分类 2007年VOA标准英语(一月)

By Scott Stearns White House 23 June 2006 Iran says it will not stop enriching uranium as a precondition for potential talks with the United States and European allies. President Bush wants Iran to respond to an offer from the international communit

发表于:2019-01-13 / 阅读(201) / 评论(0) 分类 2006年VOA标准英语(六月)

Israel's Defense Minister Ehud Barak is calling for significant sanctions against Iran, saying it is clear the country wants to be a nuclear weapons power. Barak made the comments during a visit to Washington. Israel sees Iran as an existential threa

发表于:2019-01-13 / 阅读(136) / 评论(0) 分类 VOA标准英语2010年(二月)

Analysts Dispute Iran's Uranium-Enrichment Claims The international community has demanded that Iran fully acknowledge all of its nuclear related activities, and halt any work toward acquiring nuclear weapons. But Tehran has responded by announcing t

发表于:2019-01-14 / 阅读(118) / 评论(0) 分类 VOA标准英语2011年(六月)

DAVID GREENE, HOST: Families across the United States are fighting with the federal government over a deadly chemical. Dozens of people have died from inhaling methylene chloride. This is an ingredient in common paint removers. NPR's Rebecca Hersher

发表于:2019-01-17 / 阅读(155) / 评论(0) 分类 2018年NPR美国国家公共电台11月

Every winter some twenty million tons of salt are dumped on America's road.That sodium chloride melts the ice, so it prevents its formatin, helping to prevent accidents. But road salt has its downside. This is not very economical because salt is main

发表于:2019-01-20 / 阅读(210) / 评论(0) 分类 2016年Scientific American(一)月

This week on Why Tell Me Why, we are finding out why the oceans are so salty. So the oceans are salty because the oceans have been around, lets say, for over five hundred million years. And over the course of time what we found out is that weve alway

发表于:2019-01-22 / 阅读(148) / 评论(0) 分类 自然百科2009年

By Nancy-Amelia Collins Sydney 07 September 2007 Russia has signed a deal to import Australian uranium for Russia's nuclear energy program. The two countries were quick to assure the world that the material would be used only for peacetime nuclear pu

发表于:2019-01-25 / 阅读(177) / 评论(0) 分类 2007年VOA标准英语(九月)

By Paula Wolfson Washington 17 December 2007 President Bush says now that Iran has received an initial shipment of nuclear fuel for its Bushehr power plant from Russia, there is no need for Tehran to enrich uranium. VOA White House Correspondent Paul

发表于:2019-01-28 / 阅读(152) / 评论(0) 分类 VOA常速英语2007年(十二月)

By Margaret Besheer Washington 15 May 2007 IAEA Board of Governors, Vienna, Austria Despite U.N. Security Council sanctions and international demands that Iran suspend its nuclear enrichment work, diplomats and international inspectors say the Islami

发表于:2019-01-28 / 阅读(178) / 评论(0) 分类 2007年VOA标准英语(五月)

By Scott Stearns Rostock, Germany 13 July 2006 President Bush and German Chancellor Angela Merkel say they still believe the Iranian nuclear standoff can be resolved diplomatically, even though Tehran has not yet responded to an offer of economic in

发表于:2019-01-28 / 阅读(201) / 评论(0) 分类 2006年VOA标准英语(七月)

By Marlene Smith After a week of delicate negotiations, the International Atomic Energy Agency's ruling body has adopted a resolution calling for Iran to suspend all uranium enrichment activities. The

发表于:2019-01-31 / 阅读(146) / 评论(0) 分类 VOA2004(下)--新闻盘点

Tony: Who did you invite over for dinner Saturday? Carmela: I invited Keith, Sung, Stephanie, and Luis. Tony: You didnt! Carmela: I did. Why? Tony: Youre going to have a hard time cooking for them. Keith is a vegan and only eats food thats organic. S

发表于:2019-02-04 / 阅读(143) / 评论(0) 分类 地道美语播客

By Phil Mercer Sydney 15 August 2007 Australia has ended its ban on uranium sales to India. The country has so far refused to sell the nuclear fuel to countries that have not signed the nuclear Non-Proliferation Treaty, but Foreign Minister Alexander

发表于:2019-02-06 / 阅读(190) / 评论(0) 分类 2007年VOA标准英语(八月)

Iran says it needs uranium enriched to 20 percent to fuel a medical research reactor Elizabeth Arrott | Cairo 08 February 2010 Iranian President Mahmoud Ahmadinejad, wears eye protection goggles as he visits an exhibition of Iran's laser science, in

发表于:2019-02-12 / 阅读(192) / 评论(0) 分类 VOA标准英语2010年(二月)

By Lisa Bryant Paris 19 October 2009 Iranian Ambassador to International Atomic Energy Agency, Ali Asghar Soltanieh (R) arrives at Vienna meeting, 19 Oct 2009 The International Atomic Energy Agency is hosting a meeting in Vienna to discuss plans to

发表于:2019-02-12 / 阅读(115) / 评论(0) 分类 VOA标准英语2009年(十月)

Iran and its nuclear plans 伊朗与其核计划 Time out 对话暂停 The West and Iran will negotiate for four more months, but the gap is wide 西方与伊朗将全面谈判对话延长四个月,但双方分歧很大 AFTER some unconvincing last

发表于:2019-02-17 / 阅读(119) / 评论(0) 分类 经济学人文艺系列

First off, I'll mention that at the bottom of the sea there exist veins of zinc, iron, silver, and gold whose mining would quite certainly be feasible. 首先,我对您说,海底有锌、铁、银、金等矿藏,开发并不是不可能的事。

发表于:2019-02-25 / 阅读(246) / 评论(0) 分类 《海底两万里》中英双语有声读物
学英语单词
-ty
a big audience
a man about town
a nine days' wonder
Achillea sibirica Ledeb.
alternate track table operation
altitude conversion table
american revolutions
an item
assuredly
Ban Kham Luang
bananalander
baryonless
beacon identification
blot drawing
Bol'shaya Nertseta
box type spray manifold
brush wood
chemico thermal treatment
cold beverage
complected
congenital familial nonhemolytic jaundice
conus gloriamaris
costeaned
cyanobactin
Cyperus glomeratus
data filter
depth of transverse section
development contract
device-dependent code
dimensional output
direct initiative
division of earning
document(s) against acceptance
dynamic(al) parallax
egfp
electrostatic secondary accident
encapsulated chip capacitor
ergophore
figure casement
file space usage
fpl
fraying
gamma-ray test
girl-watching
gliding machine
input/output utility
interactive proof
inventory control model
kommandatura
lariniaria argiopiformis
latest week
letterheadings
limiting pin
Lotinae
micrococcus pseudocyaneus
microsequencing
Miller-Rabin
monitoring control system
Mozabites
municipal charters
Nazcan
nitrous oxide propellant
nonsyndicated
note and bill discounted
number of frames
nymphiparous
on the sing
overlapping wave
page table building
partial match retrieval
pressure in vacuum system
quinine nucleinate
Rendpur
rhinothix
rhinotrach(e)itis
sacculi endolymphaticus
saeeda
saw head
settled intention
shared locked variable
silver-gilts
skeletal muscle degeneration and atrophy
skipping over
sludge dewatering equipment
spin dryer
spiracle gland
spirochetolysin
standing shot
strong-coupling meson theory
subarea link
surface treating agent
Taech'odo
tap remover
tension failure
tooth pressure
unsifted flour
vena gastroepiploica media
vinifera grape
water smothering system
wellsinker
wtu