电阻钎焊

Unlike the fertilizer bomb used in Oklahoma City, device analysis reveals that the New Jersey bomb is made from common household items. The problem is that there are so many things that can be used to

发表于:2018-12-07 / 阅读(176) / 评论(0) 分类 揭秘联邦调查局

World Action Needed to Prevent Widespread Antibiotic Resistance Since the discovery of penicillin in 1928, we have used antibiotics against a host of infections. But now, doctors are finding that more and more bacteria are resistant to even the stron

发表于:2018-12-08 / 阅读(198) / 评论(0) 分类 VOA标准英语2015年(十二月)

He's test firing, recalibrating and threatening to attack. As Kim Jong-un races to perfect its ballistic missile capability, there are serious questions whether the US can defend against that threat. The anti-missile system that would shoot down Nort

发表于:2018-12-19 / 阅读(268) / 评论(0) 分类 CNN美国有线新闻2015年6月

Building with Wood and Metal Hugo: Wow, when you said that you did some woodworking on the weekends, I thought you meant refinishing furniture. But this! This is a real workshop and youre actually building furniture. Shawna: Yeah, this is what Im wor

发表于:2018-12-27 / 阅读(232) / 评论(0) 分类 2014年ESL之餐饮娱乐

This combination of skills is key to us being able to effectively develop prototypes, always with the production environment in mind. 这种结合技能对我们始终恪守生产环境、有效开发原型而言至关重要。 In our facility you wi

发表于:2018-12-28 / 阅读(159) / 评论(0) 分类 创业成功人士访谈录

1387 、 电木 Bakelite 1388 、 电玉;醛树脂 ureaformaldehyde(UF) 1389 、 电池 cell 1390 、 电池组 battery 1391 、 电位;电势 electricpotential 1392 、 电位计 potentiometer 13

发表于:2019-01-03 / 阅读(174) / 评论(0) 分类 英文名句短语

The spokesman for the Lord's Resistance Army says Congolese forces and U.N. peacekeepers in Congo Kinshasa are preparing to move against the rebel group, which has yet to sign a peace deal to end a 20-year reign-of-terror in the region. VOA Correspo

发表于:2019-01-06 / 阅读(256) / 评论(0) 分类 VOA标准英语2008年(九月)

Antibiotics Breed Drug Resistance in Pigs Pigs given low doses of antibiotics had more E. coli in their guts, and that bacteria showed an increased resistance to antibiotics, according to new research. The study confirms the routine practice of feedi

发表于:2019-01-13 / 阅读(186) / 评论(0) 分类 VOA标准英语2012年(一月)

Vidushi Sinha | Washington, DC 18 May 2010 The World Health Organization calls antibiotic resistance one of the three greatest threats to human health. Experts fear antibiotic resistance puts humans in danger of becoming nearly defenseless against so

发表于:2019-01-13 / 阅读(224) / 评论(0) 分类 VOA标准英语2010年(五)月

Kenya: Misuse of Antibiotics Leading to Resistance by Immune System NAIROBI In Kenya, the rise of drug resistant bacteria could reverse the gains made by medical science over diseases that were once treatable. Kenyans could be at risk of fatalities a

发表于:2019-01-14 / 阅读(207) / 评论(0) 分类 VOA标准英语2015年(一月)

As Assault On Mosul Looms, Resistance Grows And ISIS Grows More Brutal play pause stop mute unmute max volume 00:0003:43repeat repeat off Update Required To play the media you will need to either update your browser to a recent version or update your

发表于:2019-01-17 / 阅读(194) / 评论(0) 分类 2016年NPR美国国家公共电台10月

So I actually brought this up with my wife. 我也跟我的老婆提起过这件事, She's a musical instrument maker, and she does a lot of wood carving for a living. 她是一位乐器制造家,也把制作木雕当成一种职业。 So I asked

发表于:2019-01-18 / 阅读(168) / 评论(0) 分类 TED演讲科学篇

Artemisinin, also known as QingHaoSu in Chinese, was discovered by Chinese scientist Tu Youyou. She received the 2015 Nobel Prize for Physiology and Medicine for the drug's discovery by her team more than three decades ago. In her speech at the Karol

发表于:2019-01-19 / 阅读(253) / 评论(0) 分类 2015CRI中国国际广播电台

It would have been fun if he had gotten to teach me how to use a mill and lathe. But unfortunately I never went, because I was more interested in electronics. 要是他能教我用铣和车床的话,一定会很有意思的,但遗憾的是,我从

发表于:2019-01-22 / 阅读(184) / 评论(0) 分类 乔布斯传

Garage Band 车库工厂 The Jobs house in Los Altos became the assembly point for the fifty Apple I boards 乔布斯一家位于洛斯阿尔托斯的房子,成为了这50块AppleI主板的组装工厂。 that had to be delivered to the Byte Shop w

发表于:2019-01-22 / 阅读(179) / 评论(0) 分类 乔布斯传

The Winkies lifted him tenderly in their arms, and carried him back to the Yellow Castle again, 那些温基人,轻手轻脚地,把他扶起在他们的手臂上,抬着他跋涉着回到黄色的城堡里, Dorothy shedding a few tears by the

发表于:2019-01-26 / 阅读(203) / 评论(0) 分类 绿野仙踪.The.Wizard.Of.Oz

By Todd Grosshans Washington 06 September 2007 The Apple iPhone The very popular iPhone must be used withthe not so popular cellular network ATT. People using other networks must break their contracts to switch to ATT. That can cost up to $250. But a

发表于:2019-01-30 / 阅读(202) / 评论(0) 分类 2007年VOA标准英语(九月)

中文 英文 缩写 拨码开关 DIP switch 波长 wavelength 波长计/频率计 cymometer 波导 waveguide 波导滤波 waveguide filter 波导效应 waveguide effect 波动势 cymomotive force 波段

发表于:2019-02-01 / 阅读(292) / 评论(0) 分类 电信英语

By David McAlary Washington 10 January 2007 One of the main weapons to prevent mother-to-child transmission of the AIDS virus during birth is the drug nevirapine. But when nevirapine is used alone just once, HIV starts becoming resistant to it. Rese

发表于:2019-02-04 / 阅读(215) / 评论(0) 分类 2007年VOA标准英语(一月)

爱的反抗力 Muse - Resistance Resistance Muse Is your secret safe tonight? And are we out of sight? Or will our world come tumbling down? Will they find our hiding place? Is this our last embrace? Or will the walls start caving in? (It could be w

发表于:2019-02-05 / 阅读(187) / 评论(0) 分类 好听的英文歌曲
学英语单词
absorptive modulation
action code
adequate internal control system
Alto Rabagão, Barragem do
amar'e
amphocortin
analyses
ascodesmis sphaerospora
asteroseismologist
at-the-money option
backs-to-wall
boat landing platform
broadcast receiver
brovet
Bugomba
calorie unit system
capture-gamma counting
cellarium
Cnicus
conjunctivitis necroticans infectiosus
contrast scale
deep submergence search vessel
default vector value
degree of base saturation
demonry
diploneis papula
divisible contract
domestic money orders issuing
enable register
ephebeum
experience-based estimation of workhours
feed nip roller
Festuca cumminsii
flag an account
fluid dynamics of turbomachine
furbush
gibbula stoliczkana
globe mallow
gurges
headquartered
heat-sealer
hunsh
hyperbolic velocity
in the sticks
induction field
intervertebral disc punch
jaghatais
katritzky
kyt
larypgismus
Mare Undarum
monitoring plant
multipoint network
natro-
neat-land
negative replica
Nitilmicin
nordhavns
oligopolist
per cent.
pigtailed
postgraduate students
potassium iron(ii) tartrate
precision-machined plate
professor
programming capability
pyrolater
quasineutral
quebecs
radio relay communication
rhomboid tongue
Rio de Janeiro
Salix weixiensis
scruton
self-steering compass
separator-reheater
simplified numerical analysis method
single-screw plodder
soft pellet diet
spieled
stiff paper form
Stigmatodactylus sikokianus
substantial transaction
substernomastoid
sulfur poisoning
Tabinshwehti
tarceva
telescopic antenna
the pond
thermionic work function
throws a fit
tirable
tredways
trigonometric approximation
unit doublet
V-shape folded plate
valve seta insert replacing tool
vellicates
water right
wolf cub
wood universal testing machine
xerophilic