[无化] 合成无机化学

本讲为2006年下半年新的教学内容,请对照讲义听声音! Students(researcher/scholar) of Nature are not satisfied with guessing, but they observe, day after day, the changes which tak

发表于:2018-12-30 / 阅读(48) / 评论(0) 分类 自考英语(一)78讲

Sunscreen comes in many forms, each with its own impacts on your body and the environment. 防晒霜有很多种,每种对你的身体和环境影响各有不同。 With so many options, how do you choose which sunscreen is best for you? 有了这么

发表于:2019-01-17 / 阅读(76) / 评论(0) 分类 TED演讲教育篇

Premier Li Keqiang says China should consider science and technology as a primary productive force. Scientific and technological innovation to a large extent determines the future of China's development strategy. In history, we have missed several te

发表于:2019-01-20 / 阅读(48) / 评论(0) 分类 英语新闻

Although chemistry had come a long way in the century that separated Newton and Boyle from Scheele and Priestley and Henry Cavendish, it still had a long way to go. Right up to the closing years of the eighteenth century (and in Priestley's case a li

发表于:2019-01-29 / 阅读(34) / 评论(0) 分类 万物简史

By Tom Rivers London 07 October 2009 Ada Yonath (file photo) Two Americans and one Israeli share this year's Nobel Prize in Chemistry for their work showing how the DNA code is translated into life itself. Americans Venkatraman Ramakrishnan and Thom

发表于:2019-02-03 / 阅读(48) / 评论(0) 分类 VOA标准英语2009年(十月)

模仿文本: We're one of the world's biggest spenders when it comes to biscuits, forking out nearly as much on them as we do on fruit and vegetables. But should you for one moment think that things are just as they were, well, think again. Radical

发表于:2019-02-16 / 阅读(22) / 评论(0) 分类 英音模仿秀
学英语单词
2-Hydroxyethylamine
AAGP
acetone diacetic acid
acscission
alpine plant
antenatal
antirhetorical
arrest without a warrant
arrested crushing
backing condenser
be in transit
Bermuda green
buzzes
Calvert Hills
can mixer
Canyonville
capping sand filter
Carpesium triste
CARTB
Ceccano
chemiculture
chylifacient
Clebsch-Gordan coefficient
coggon
cohortatives
cold cranking rating
computer data processing unit
concept vehicle
consumption structure of people's lives
cost-shared
counter-flow stripping column
curved conduit
cyclic-temperature loading fatigue
dividends earned
dosinorbis troscheli
Dowell butter
eauation of state
ehrhardt
energy-requiring
epiethylim
equivocal
eyot
family Tapiridae
Ferihegyi
field programmable logic arrays
filling opening
fixigena
frank norriss
genus echinopss
grimmia ovalis
heavy material therapy
heteroploid
hole injector
idowus
interferometric analysis
issuing account
Jandola
Khan Academy
kneading
Kochia sieversiana C.A.Mey
left ventricular filling pressure
Loon Lake
luath
main bearing holding down bolt
Mallier chart
Microdesmus
Miliots
moist slantwise convection
multi-hit
Musofu
national institute of standards and technology (nist)
noise equivalent input
oleogum
ore harbour
overload release
pilot warning indicator (pwi)
pocket diary
red - eye flight
rich pattly
rozier
russman
schizocoel
Scorpio
SDFB
splitbrick
subterposition
supersonic medicine
swamp poplars
Süderoog
taken it down
the PPI
thiocyanatoiron(iii) ion
Thomas,William Isaac
threedimensional camera
triple screw steamer
underhand cut and fill stoping
unsplintered glass
valinamides
vertical prestressing
warehouse stock
welder cable
whirling-dervish