[化] 氯化铈

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(131) / 评论(0) 分类 VOA标准英语2014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(122) / 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(176) / 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(122) / 评论(0) 分类 自然百科2009年

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(121) / 评论(0) 分类 地道美语播客

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(207) / 评论(0) 分类 《海底两万里》中英双语有声读物
学英语单词
absorption pyrometer
accessory navicular bone
actinons
agenda sheet in audit
all-ornothing
artificial view
ascofuranol
Babbittry,Babbitry
babelfish
bayans
boghed
bramber
bucharest (bucuresti)
cage ring
cardiac actinomycosis
cartographic visualization
cervicofacial actinomycoses
character amnesia
coefficient of interclass correlation
comitas kirai
consummatest
control station change over switch
corkscrew
DCBA
diagnosis-specific
dindica polyphaenaria
double eave roof
drift automatic compensating operational amplifier
duologue
E. & I.
Eastmere
encaged
Epixyne
ethmoidal meatus
Etorofu-to
exmeridian below pole
formal criminal
fossil-hunters
fuel transient response
Fumigating Grain
gantofiban
globoid wormwheel
GM_least-the-least-at-least
grand canonical assemblage
grounding and short-circuiting equipment
Haldane's rule
high-crowned arch
in-place cleaning
income changes
independent adviser
interdigital oidiomycosis
ksi
Köhlen
larabida
leak-detecting means
longitudinal slipway
longshorest
m. ciliaris
malacological anatomy
Moulamein Cr.
natural delivery
neuhauser
nictitans
nizov
oleum cadinum
order Hymenoptera
panendeists
phakopsora ampelopsidis
phasic heterogeneity
photoelectric yarn regularity tester
plain cornerjoint
precarcinogen
present value superiority
purchasing power of money
recording chronocomparator
redistend
rice leaf feeder
sagpond
sales return
showish
small-fordate-infant
Smbclient
solid-spandrel arch
speed of working stroke
spermatacrasia
split image range finder
standard test frequencies
stassanizer
student teaching log
supersentence
suturae laevis
telecommunacation management network
tend the sick
tincup
trenchcoated
triangular soil classification chart
tvko
Uvongo
wave soldering machine
web reinforcement bar
wot-save
zipline