化学增氧

By Cynthia Kirk Broadcast: August 15, 2003 This is Bill White with the VOA Special English Environment Report. In the United States, the Army has started to destroy old chemical weapons at a base in t

发表于:2018-12-01 / 阅读(132) / 评论(0) 分类 VOA2003(下)-环境与健康

UN Under-Secretary-General Angela Kane is due to arrive in Damascus later today to push for access to the site of alleged chemical attacks for UN inspectors. The move comes after the Syrian opposition accused President Bashar al-Assad's forces of kil

发表于:2018-12-02 / 阅读(108) / 评论(0) 分类 世界各地新闻集锦

The Syrian government is denying allegations being made by rebel forces that the Syrian military has deployed chemical weapons in fighting in the suburbs of Damascus. Su Yi has the details. The Syrian opposition is accusing President Bashar al-Assad'

发表于:2018-12-19 / 阅读(77) / 评论(0) 分类 世界各地新闻集锦

Murchison Meteorite's Chemical Bonanza The 1969 Murchison meteorite was known to harbor complex organic compounds, but a new analysis in Proceedings of the National Academy of Sciences finds that it may also contain millions of chemicals and shed lig

发表于:2019-01-02 / 阅读(149) / 评论(0) 分类 60秒科学

Syria and Russia say the United States has lied about chemical weapons attacks in the Syrian conflict as a way of blocking efforts to end the fighting. A Syrian foreign ministry source condemned what it called lies and allegations by U.S. Secretary o

发表于:2019-01-03 / 阅读(85) / 评论(0) 分类 2018年VOA慢速英语(一)月

Scientists have found that levels of a now-banned chemical are rising again in Earths atmosphere. The chemical is called CFC-11. It is the second most common kind of CFC, short for chlorofluorocarbon. Chlorofluorocarbons were once widely used in many

发表于:2019-01-03 / 阅读(110) / 评论(0) 分类 2018年VOA慢速英语(五)月

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Solar panels typically convert sunlight into electricity or heat. But photosynthetic vegetation converts sunlight into chemical energy. Now M.I.T.s Dan

发表于:2019-01-04 / 阅读(105) / 评论(0) 分类 Scientific American(八)月

By Steve Herman Bhopal, India 08 January 2008 Dow Chemical, the world's second-largest chemical manufacturer, is facing difficulties trying to expand in India. The company is haunted by the 1984 leak of methyl isocyanate, one of the most lethal chemi

发表于:2019-01-07 / 阅读(143) / 评论(0) 分类 VOA标准英语2008年(一月)

AS IT IS 2016-03-13 US Holds IS Fighter Who Was Key to Chemical Weapons U.S. military officials say they captured a key person in the Islamic States chemical weapons program in Iraq. The IS operative was captured by American special-operations forces

发表于:2019-01-12 / 阅读(111) / 评论(0) 分类 2016年VOA慢速英语(三)月

Common Chemical May Damage Teeth A chemical compound thats been linked to a number of health problems in animal studies may also damage tooth enamel in humans. BPA is found in many resins and plastics that people use everyday, such as water and baby

发表于:2019-01-14 / 阅读(127) / 评论(0) 分类 VOA标准英语2013年(六月)

MARY LOUISE KELLY, HOST: We're going to revisit a community hit hard by Hurricane Harvey. Crosby, Texas, is home to a chemical plant owned by the company Arkema. After that plant lost power in the storm, trailers of unstable chemicals caught fire and

发表于:2019-01-16 / 阅读(80) / 评论(0) 分类 2017年NPR美国国家公共电台11月

In the wake of several serious chemical pollution incidents, China's Ministry of Environmental Protection says it will begin a nationwide inspection of all certified producers of dangerous chemicals of their pollution control measures. As Liu Yan rep

发表于:2019-01-19 / 阅读(82) / 评论(0) 分类 世界各地新闻集锦

Early effect 厄利效应 Early failure 早期失效 Effective mass 有效质量 Einstein relation(ship) 爱因斯坦关系 Electric Erase Programmable Read Only Memory(E2PROM) 一次性电可擦除只读

发表于:2019-02-05 / 阅读(107) / 评论(0) 分类 实用英语

Chemical Rush Brian Mcfadden Chess game, Im the pawn Youre the queen, Im the throne Take me out tonight Make your move, pick and choose Anywhere Im gonna lose Give it to me black or white Feel it coming on Like a pulse in my head Sending chills right

发表于:2019-02-07 / 阅读(100) / 评论(0) 分类 好听的英文歌曲

音乐+爱情的化学反应:Chemical Rush 还是Brian Mcfadden小编对BB的新专辑实在不能不执着啊~这首依旧是混杂了电子风的Chemical Rush,稍微有些中规中矩,和专辑中电音味道更重的歌比起来,有些收敛

发表于:2019-02-11 / 阅读(82) / 评论(0) 分类 经典英文歌曲

音乐+爱情的化学反应:Chemical Rush Artist:Brian Mcfadden Song:Chemical Rush Chess game, Im the pawn Youre the queen, Im the throne Take me out tonight Make your move, pick and choose Anywhere Im gonna lose Give it to me black or white F

发表于:2019-02-17 / 阅读(110) / 评论(0) 分类 流行英文歌曲

音乐+爱情的化学反应:Chemical Rush 还是Brian Mcfadden小编对BB的新专辑实在不能不执着啊~这首依旧是混杂了电子风的Chemical Rush,稍微有些中规中矩,和专辑中电音味道更重的歌比起来,有些收敛

发表于:2019-02-18 / 阅读(97) / 评论(0) 分类 英文摇滚歌曲

Chess game, Im the pawn Youre the queen, Im the throne Take me out tonight Make your move, pick and choose Anywhere Im gonna lose Give it to me black or white Feel it coming on Like a pulse in my head Sending chills right through my bones Keep coming

发表于:2019-03-02 / 阅读(130) / 评论(0) 分类 英文摇滚歌曲

今天我们要学的词是 chemical attack. Chemical attack 化学武器袭击。The United States launched a missile attack on Syria for its alleged chemical attack on civilians. 因据信叙利亚对平民发动的化学武器袭击,美国对叙利

发表于:2019-03-07 / 阅读(161) / 评论(0) 分类 英语单词荟萃

What Is Fire? 火是物质燃烧过程中散发出光和热的现象,是能量释放的一种方式。火焰分为焰心、中焰和外焰,温度由内向外依次增高。燃烧过程必须有可燃物、燃点温度、氧化剂三项并存,缺一

发表于:2019-03-09 / 阅读(262) / 评论(0) 分类 英语听力文摘 English Digest
学英语单词
Abarth
Agostino Di Duccio
alkali-content
almadrabas
automated operations network
automatic programming and recording
bank deposit multiplier
beholdable
bernardone
big-hit
budins
bus bulb
central maximum
close seasons
close-croppeds
clutch withdrawal bearing
coaxial-streams injector
competency-based
consumption fund
DBLR
dimensional theorem
discriminant function analysis
dismiss a case
drag sb down
eastern gray squirrels
elcotomy
espoused
ethyl-parahydroxybenzoate
federalisation
fermoltoxoid
fiber optic coupling
Filter Canister
FLAR
foam suppressing agent
four pronged rectal speculum
full flavour
fuzzy feedback control system
halichoeres hartzfeldii
height of wave and swell combined
hierarchical structure of matter
high carbon steel heat treated
higher composition of capital
hometowned
humblete
hydraulic control system
hydrodynamic quietness
independentist
integrated circuit motor
interstage crossover
junk catcher
keepins
korie
lamina epithelialis
magnetor resistance device
major category
Mariovo
matt fibre
mechanical hemolytic anemia
megafans
metal marker
Michigan left
molecular-imaging
neuroarthropathy
neuroencephalomyelopathy
nonblasphemous
nonorganism
norapomorphine
notice of readiness
nuclear-powered
Operating Cash Flow Ratio
optimum travel rate
organic superconductor
p-hydroxy-ampicillin
parallel computing
plotting square
plug-board
Polycaulous
portait
precision weight
pressure head
provision for repairs
psychiatric drugs
pull the wire
purchasing managers index (pmi)
re-affirm
remote user program
retractatively
rock step
self-defeating personality disorder
sensation of hearing
stem eelworm
sundrymen
supervisor of shipbuilding
thermo-hydrogram
Thomas,Lowell Jackson
tortix
turbo-separator
upboats
UTR
Veronica himalensis
Villon, Francois
zinc perhydrol