[建] 一氮化二钴

By David Lewis A natural resources watchdog group issued a report Tuesday warning that smuggling and corruption are costing the Democratic Republic of Congo millions of dollars a month in lost revenue

发表于:2018-12-08 / 阅读(218) / 评论(0) 分类 VOA2004(下)--世界经济

AS IT IS 2016-07-29 Congo's Small Miners Fill Hole Left by Big Businesses 刚果小矿工填补大企业留下的洞穴 As large mining companies in the Democratic Republic of Congo are eliminating jobs, government officials are expanding the role of

发表于:2018-12-16 / 阅读(177) / 评论(0) 分类 2016年VOA慢速英语(八)月

Australian Scientists Propose a Telescope to Look Deep Underground Scientists in Australia want to build what they describe as a downward looking telescope to look for mineral wealth under the Earths surface. The telescope is really a project aimed a

发表于:2019-01-03 / 阅读(191) / 评论(0) 分类 2018年VOA慢速英语(十)月

BMW Joins Project to Improve Mining Conditions in Congo German carmaker BMW is exploring ways to improve working conditions at cobalt mines in Congo. 德国车企宝马正在寻找方法以提升刚果钴矿的工作环境。 Cobalt is a hard, shiny

发表于:2019-01-06 / 阅读(174) / 评论(0) 分类 2018年VOA慢速英语(十二)月

This show is centered on an in-depth report that concerns child labor, a large African country and the element of cobalt. We're explaining how all those things are tied together. First, the issue of child labor. The United Nations defines this as wor

发表于:2019-01-19 / 阅读(154) / 评论(0) 分类 CNN美国有线新闻2018年7月

[00:00.00]Listening Comprehension (20 minutes) [00:-1.00]Section A [00:-2.00]Directions:In this section,you will hear 10 short conversations.At the end of each conversation,a question will be asked about what was said.Both the conversation and the qu

发表于:2019-01-25 / 阅读(226) / 评论(0) 分类 英语六级听力练习集锦

Science and Technology Materials science Cracking a problem 科技 材料科学 通过裂纹解决问题 Another use for a fashionable, new material 一种流行新材料的新用途 LIKE all other human activities, science is subject to fads. 像其它

发表于:2019-01-26 / 阅读(156) / 评论(0) 分类 经济学人科技系列

As China Molybdenum announced it was buying one of Africas largest copper mines earlier this month one thing was soon clear: the acquisition was about far more than the red metal. 随着洛阳钼业(China Molybdenum)本月早些时候宣布正在收购

发表于:2019-02-08 / 阅读(191) / 评论(0) 分类 英语新闻
学英语单词
a passing grade
Abutilon theophrosti
Android Jelly Bean
attaste
automatic purifier
average extra defective limit
backboned
bathydraconid
belluru karnataka
bilstein
Birkenhead drill
cage-diving
calcium blood
carpet-bag government
Clupeidae
Coffee and Tea
compensating magnet
continuous correspondence
coustomary discount
Custines
debata
diboson
dimension analysis
Dociton
duobinary number
equidistant firing control
Estrem
exons
failles
fasho
flow valve
francia
furosemides
genus Polygala
green ripe stage
griceite
half-track
handtools
help yourselves to
high-K capacitor
hillen
impressiveness
impulse earthing resistance
in-fills
integrodifferential equation
intermedial cavity of larynx
isopropalin
Japan Radio Company
keychain drive
law of additional specialization
life-long tenure
liquid-vapour chemical reaction
Madgaon
main clutch
meteoritic mineral
monephedrine
nabivnoy ice
object phrase
orientalizing
pelagi
pelargonium limoneums
phalacrocorax carboes
physical characteristics
pivot bridge
profit distribution quota
pseudo-directory
pugoes
rain scattering
retinal hemodynamics
Robinson's
rounded cutting edge radius
saloman
samarai
San Jorge
sea blubber skin
see to it
self cooling vane
Seneffe
silver-zinc
single-sintering process
solsticial tide
somehow
space of irrational numbers
sprinkler lateral
statement of work
stepdaughters
stereotyping
super fine grain film
sweet maudlin
tantalic bromide
Teakworth
trade dress
trancy
transcendency
translucent rubber
trunnion carrier
ultramicrochemistry
unsteady drag
Vietinghofite
WDCS (wetwell drywell cooling system)
Willow(Salix)
xref Log