光纤材料分散

They Did It With Mirrors! You can’t stand in front of the paintings of the old masters and not wonder, how did 1) Frans Hals make that lace seem so real? How did 2) Van Dyck make his armor so gleami

发表于:2018-11-28 / 阅读(181) / 评论(0) 分类 疯狂英语2003年

material scientists admire spider silk for being lightweight and strong.now another arthropod product is getting into the act insect cuticle,the tough flexible material is inside insect skeleton.researchers at harvard * institute for biological inspi

发表于:2018-12-02 / 阅读(112) / 评论(0) 分类 Scientific American(十二)月

Digital Access Protocol(DAP) 数 字 访 问 协 议 Digital Volt Meter(DVM) 数 字 电 压 表 Digital TeleVision(DTV) 数 字 电 视 digital circuit 数 字 电 路 digital 数 字 的 data safety

发表于:2019-01-03 / 阅读(69) / 评论(0) 分类 电信英语

Direct Inward Dialing (DID) DID is PBX-to-central office trunks that allow incoming calls to a PBX to ring specific stations without attendant assistance. DID greatly reduces the number of required co

发表于:2019-01-03 / 阅读(85) / 评论(0) 分类 电信英语

Scientists in Brazil are turning fruit fibers into car parts. At a recent meeting of the American Chemical Society, the researchers described their work in making the next generation of automotive parts made from natural fibers from bananas, pineappl

发表于:2019-01-09 / 阅读(93) / 评论(0) 分类 VOA标准英语2011年(四月)

Scientific and Engineering Skills Lead to Inventions that Save Lives This is Science in the News, in VOA Special English. Im June Simms. Today Shirley Griffith and Bob Doughty tell about two recent inventions that have helped to save lives. We will a

发表于:2019-01-12 / 阅读(83) / 评论(0) 分类 2013年VOA慢速英语(六)月

BOB DOUGHTY: This is SCIENCE IN THE NEWS in VOA Special English. Im Bob Doughty. CHRISTOPHER CRUISE: And Im Christopher Cruise. Today we tell about two recent inventions that have helped to save lives. We will also tell about the people who developed

发表于:2019-01-12 / 阅读(402) / 评论(0) 分类 2011年VOA慢速英语(三)月

SCIENCE IN THE NEWS - Safety Science: The Stories Behind Seat Belts and Bulletproof Clothing SHIRLEY GRIFFITH: This is SCIENCE IN THE NEWS, in VOA Special English. Im Shirley Griffith. BOB DOUGHTY: And Im Bob Doughty. Today we tell about two recent i

发表于:2019-01-12 / 阅读(78) / 评论(0) 分类 2012年VOA慢速英语(三)月

Scientific and Engineering Inventions Save Lives 科学和工程的发明拯救生命 This is Science in the News, in VOA Special English. Im June Simms. Today Shirley Griffith and Bob Doughty tell about two recent inventions that have helped to save

发表于:2019-01-12 / 阅读(61) / 评论(0) 分类 2013年VOA慢速英语(十)月

Student Art Showcased Before Move Into Job Market In the days before graduation, Jessica Marx and Alexz Giacobbe are put the finishing touches on a project theyve been working on for months. Jessica, a photography major, made the hats for their fashi

发表于:2019-01-13 / 阅读(55) / 评论(0) 分类 VOA标准英语2012年(五月)

London Exhibit Shows Advances in 3-D Printing 伦敦科技展显示3D打印技术进步 WASHINGTON A technology known as 3-D printing, or additive manufacturing, has long been used for producing prototype models of three-dimensional objects. A new ex

发表于:2019-01-14 / 阅读(64) / 评论(0) 分类 VOA标准英语2014年(九月)

伦敦科技展显示3D打印技术进步 WASHINGTON A technology known as 3-D printing, or additive manufacturing, has long been used for producing prototype models of three-dimensional objects. A new exhibit that opened in London Thursday shows how

发表于:2019-01-19 / 阅读(180) / 评论(0) 分类 VOA双语新闻 2014年9月

On a cold October day this year in China's Inner Mongolia Autonomous Region, about 100 scientists were busy preparing to test their independently developed high-altitude airship. After a 22 hour flight around 20 kilometers above the earth, the airshi

发表于:2019-01-19 / 阅读(91) / 评论(0) 分类 2015CRI中国国际广播电台

The number-one concern in life would befeeding the beast. The land is covered in vast forests offerns, pines, and monkey puzzle trees. Many of these plants have almost nonutritional valuel. The hardest job in the animal world, thedinosaur world, was

发表于:2019-01-23 / 阅读(61) / 评论(0) 分类 探索与发现2013年

This is SCIENCE IN THE NEWS in VOA Special English. I'm Shirley Griffith. And I'm Bob Doughty. Today we tell about two recent inventions that have helped to save lives. We will also tell about the people who developed them. Seatbelts Most cars have s

发表于:2019-01-24 / 阅读(131) / 评论(0) 分类 英语语言学习

SHIRLEY GRIFFITH: This is SCIENCE IN THE NEWS in VOA Special English. I'm Shirley Griffith. BOB DOUGHTY: And I'm Bob Doughty. Today we tell about two recent inventions that have helped to save lives. We will also tell about the people who developed t

发表于:2019-01-26 / 阅读(77) / 评论(0) 分类 2010年慢速英语(二)月

48 科学家发现:蜘蛛丝强度要胜过绳子 DATE=5-16-01 TITLE=SCIENCE REPORT - Spiders and Silk BYLINE=Jill Moss (Start at 59

发表于:2019-01-30 / 阅读(92) / 评论(0) 分类 科技之光

复合材料及汽车词汇 Acetyl 乙酰 Acid-proof paint 耐酸涂料, 耐酸油漆 Acrylic fiber 丙烯酸纤维 Acrylic resin 丙烯酸树脂 Active filler 活性填料 Adapter assembly 接头组件 Addition polyimide 加成型聚酰亚胺 Addition polymer 加聚物 Adjusting valve 调整阀,

发表于:2019-02-04 / 阅读(96) / 评论(0) 分类 英文语法词汇

可以调焦的眼镜? They may look like an ordinary pair of spectacles, but these glasses are at the forefront of a revolution in eyewear. 它们看起来像普通的眼镜,但是是眼镜改革的最前沿。 Part of a new line of electronic eye

发表于:2019-02-07 / 阅读(97) / 评论(0) 分类 实用英语

PENGUIN:What continent (大陆)is this ? ZEBRA:Manhattan(曼哈顿). PENGUIN:Hoover Dam(胡佛水坝/惨)!Were still in New York.Abort(终止计划).Dive(跳水,此处指下潜)!Dive!Dive. ZEBRA:Hey.You in the tux(燕尾服)

发表于:2019-02-16 / 阅读(80) / 评论(0) 分类 跟着美剧练发音
学英语单词
10base2
adequative
ahmadi
air-pressure fuze
anguilla anguilla
annual returns
apical necrosis
automatic reorder
balanced drawbridge
band-rake classifier
biological son
Brtonigla
BTNT
camera bag
care of real estate
chinhoyi (sinoia)
clearable
cloud-shapes
coalbed gas
collapsibility tester
composite core structure
compunctious
Crassus, Marcus Licinius
dependencies
digital operation interpreter
Dragasani
ecological deficit
el mahalla el kubra (al mahallah al kubra)
embeddable
end-construction tile
enzyme preparation
espiritus
euler's formulae
first ringing
gas burner
genus aureolarias
grain itch mite
hand-held rock drill with dust collector
high frequency capacitance
hypnoclastic shock
in-being
interdeltaic
invert soap
Karamay
kilo-joule
latidens
Longicid
Lorenz Hart
m?nchengladbach (muenchen-gladbach )
maatje
machine-glazed paper
Makedonski Brod
manchee
metal ferrite semiconductor fet
micropressure gauge
middle market cross rate
musca volitans
N-ethylnicotinamide
nascimentoes
neoalsomitra integrifolia
octogenarian
optometric
ouster of franchise
pandanaceae
paste dryer
pay duties on imported goods
Phenbenzorphan
Platnirovskaya
pneumothermomassage
quasi-monochromatic beam
ring-off-ten circuit
S.africa
self-applauding
sequential observer
shuggy
siddhis
size phrase
socket-outlet adaptor
sodium aminoarsenate
spatial representation
strout
subfigure
take one's temperature
telescoping mechanism
teneriffes
terminal subspecies
thickback
tim-whiskies
transverse circular pitch
tricyclic hydrocarbon
Uchalinskiy Rayon
unconscientiousness
union towel
unlodged
ustilago tritici
venae thyroidea superior
volumetric pipet
Walcheren
webshop
well out
what troubles me is...