[化] 非线型高聚物

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Are your car bumpers riddled with scars from encounters with tight parking spaces? Did the furniture movers scratch your floor? Wouldn't it be great if t

发表于:2018-12-24 / 阅读(85) / 评论(0) 分类 Scientific American(四)月

This is Scientific American's 60-Second Science. Im Cynthia Graber. This will just take a minute. Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because

发表于:2018-12-24 / 阅读(111) / 评论(0) 分类 Scientific American(三)月

Most of us blink without thinking. But people whove sustained strokes or combat injuries can lose their ability to blink. Which is important for lubricating and cleaning the eye. Surgery is an optiona small piece of muscle transplanted from the leg c

发表于:2018-12-24 / 阅读(99) / 评论(0) 分类 Scientific American(一)月

Whether we expand existing towns or build new cities it begs the question about how we build an environment that helps us live in harmony with each other and with the natural world, upon which we depend for our existence.The history of the earth told

发表于:2018-12-28 / 阅读(51) / 评论(0) 分类 智慧人生篇章

Lowering the Ceiling on Roof Energy Losses Buildings consume about a third of the energy and two-thirds of the electricity in the U.S. Roofs are a good place to try to cut those figures. Because traditional black asphalt roofs heat up in summer and s

发表于:2019-01-02 / 阅读(96) / 评论(0) 分类 60秒科学

Callum:Hello. In recent programmes in this series, Who on Earth are we? Marc Beebys looked at some of the more obvious ways that cultures can be different from one another -the different ways we use language, or non-verbal communication, for example

发表于:2019-01-07 / 阅读(589) / 评论(0) 分类 英语讨论

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute?. [Spray sound.] Killing bugs? No. [Spray sound.] Deodorizing the bathroom? No. [Spray sound.] Checking for explosives, yes. Because chemists at the University of Califor

发表于:2019-01-08 / 阅读(115) / 评论(0) 分类 Scientific American(九)月

Patients undergoing coronary bypass surgery need implants of new, healthy blood vessels. So do those who receive repeated hemodialysis due to kidney failure. The best option is to use the patient's own veins or arteries, but thousands of patients don

发表于:2019-01-08 / 阅读(101) / 评论(0) 分类 Scientific American(二)月

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Solar cells convert sunlight to electricity. But they don't take advantage of all that solar heat, thereby missing out on the majority of the solar ene

发表于:2019-01-08 / 阅读(145) / 评论(0) 分类 Scientific American(四)月

Research Breakthrough for Biodegradable Tires? 研究人员研发完全可降解轮胎 Researchers say they have created a new synthetic rubber that could be used to make biodegradable tires. A team at Texas AM Universitys campus in the Gulf nation o

发表于:2019-01-12 / 阅读(65) / 评论(0) 分类 2016年VOA慢速英语(九)月

'Smart' Bandages Could Heal Wounds More Quickly 智能绷带有助更快治愈伤口 Simple bandages are usually seen as the first line of attack in healing small to moderate wounds and burns. But scientists say new synthetic materials with embedded

发表于:2019-01-14 / 阅读(144) / 评论(0) 分类 VOA标准英语2016年(二月)

Room 212 Building 343 Tsinghua University, Beijing 100084 (010) 62771234 Email:good@tsinghua.edu.com xxx Objective To obtain a challenging position as a software engineer with an emphasis in software design and development. Education 1997.9-2000.6 De

发表于:2019-01-17 / 阅读(98) / 评论(0) 分类 实用英语

66 神秘的彗星

发表于:2019-01-30 / 阅读(129) / 评论(0) 分类 科技之光

数据结构基本英语词汇 数据抽象 data abstraction 数据元素 data element 数据对象 data object 数据项 data item 数据类型 data type 抽象数据类型 abstract data type 逻辑结

发表于:2019-02-01 / 阅读(82) / 评论(0) 分类 实用英语

这份简历是一个大学毕业生的英文简历,他寻求的职位是软件工程师,希望能在软件设计方面能发掘自己的潜能。由于刚毕业,没有多少经验,因此着重介绍了自己的能力和所学的课程。这份

发表于:2019-02-08 / 阅读(97) / 评论(0) 分类 实用英语

It goes up by 15 percent, 对于所有事物都是如此 and you have a 15 percent savings 你还能节省 on the infrastructure. 15%的基础设施经费 This, no doubt, is the reason 这无疑就是 why a million people a week are gathering in citi

发表于:2019-02-13 / 阅读(92) / 评论(0) 分类 TED演讲教育篇

Before I talk about that, 谈到这之前 I've written down at the bottom there 我在底下标出了 the slope of this curve, this straight line. 这条曲线的斜率,即这条直线 It's three-quarters, roughly, 大约为3比4 which is less than

发表于:2019-02-13 / 阅读(108) / 评论(0) 分类 TED演讲教育篇

The average person in the United States watches almost five hours of television a day, more than an hour greater than the average of people in the world's biggest economies, new research says. 一项新研究发现,美国人平均每天看电视的时

发表于:2019-02-17 / 阅读(91) / 评论(0) 分类 阅读空间

line of business 业务范围 line of credit 信贷限额 linear development 线型发展;直线发展 linear programming 线性规划 linked assets 相连资产 linked exchange rate system 联系汇率

发表于:2019-02-25 / 阅读(146) / 评论(0) 分类 财会英语

kin n.家属(集合称), 亲戚, 同族, 血缘关系, 家族 adj.有亲属关系的, 性质类似的, 同类的 kit n.成套工具, 用具包, 工具箱, 成套用具 lapse n.失误, 下降, 流逝, 丧

发表于:2019-02-25 / 阅读(181) / 评论(0) 分类 考研英语
学英语单词
Accoville
adjoint equation
Androtardyl
Angola Abyssal Plain
aspirator vacuum pump
automatic space extension
axipetal
bar in
barometer gauge
bilharzial
bitwidth
branched channel
breakfasters
cemental spike
chiloscyllium indieum punctatura
clonal dermatitis
cockspur thorns
complex body parts
contingent gains
continuous wave telegraph
coracle
cotton lord
counseling service
curialists
Dabo, Tk.
data element chain
Desmodium pulchellum
determination of range of visibility for navigation light
diluters
disabilities of walking
disymmetry of interference colors
dodecahydrates
dog block
doorlock
dry stained and mildewed
Du Pont fungicide A
dying tree
edeoptosis
effective reduction
Egleton
election frauds
Epidermolysins
fissiles
foreloper
gear reduction
girth member
gold hoarding
graphical input language
habitat island
hdtvs
hexametrize
hoeghs
hybrid user
Lauenberg
limber-up
low-hanging fruits
mechanical devices
mechanical registration
merkel's menisci
monopalmitoyl
moral revolt
nitrine
nonclassical
Noryl
off service
optimal location
oyez
pergo
petition for modification of conditions
Pierre Samuel
Ping of Death
quantifier-raising
quelquechose
rate constant
rca video
registered health information technician
resonant interaction
RFDS
rigid design
Saint-Adolphe
SHAEF
soft spots
software simulation
spectral response range
statelier
stiff-skin syndrome(congenital fascial dystrophy)
subfigures
swapportunity
switched input
telemonitored
tenebrious
the best of luck
three-timers
tool grinding installation
Tosasimizu
training effect
trainmaster
turbine performance characteristic curve
two-stage preheating circuit
uncollaborative
VDOP
wrinkliest