SSS 2011-12-20

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

新视野大学英语 读写教程第四册 unit4-a

The Telecommunications Revolution (The Telecommunications Revolution) A transformation is occurring that should greatly boost living standards in the developing world. Places that until recently were deaf and dumb are rapidly acquiring up-to-date tel

SSS 2011-05-23

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Whether it's for streaming Netflix or sharing files, we're gobbling up more and more dataand we want it faster. But even shooting data with lasers over fiber-o

电信专业英汉词典o

电信专业英英词典S-2

Simple Network Management Protocol (SNMP) SNMP is the application protocol offering network management service in the Internet suite of protocols. A structure for formatting messages and transmitting

SSS 2009-10-06

The Nobel Prize in physics goes to Charles Kao, of Standard Communications Labs in England and the Chinese University of Hong Kong, and George Smith and Willard Boyle of Bell Labs in New Jersey. Kao figured out how to transmit light over long distanc

VOA标准英语2011--Automakers Turn Agro-Waste into Car Part

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

VOA慢速英语2013 Scientific and Engineering Skills Lead to Inventions that Save Lives

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

Two Inventions That Helped Level the Playing Field Against

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

VOA慢速英语2013 科学和工程的发明拯救生命

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

VOA常速英语2014--伦敦科技展显示3D打印技术进步

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

VOA双语新闻：8、伦敦科技展显示3D打印技术进步

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

2015年CRI China Successfully Tests Self-Developed Near Space Craft

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

2018年CRI China's Optic Valley taking shape in Wuhan

Reporters on the Streaming down the Yangtze River tour have arrived in Hubei's capital, Wuhan. As part of their time there, the reporters have visited the East Lake Hi-tech Development Zone, a national innovation demonstration zone, which is also kno

英语听力：2013-07-10 《恐龙的战争》3 顽强防御—11

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

【英语语言学习】两个伟大发明—安全带和防弹背心

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

VOA慢速英语2010年- SCIENCE IN THE NEWS - Science of Safe

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

60秒科学:Nobel Prize in Physics

Nobel Prize in Physics The 2009 Nobel Prize in physics goes to Charles Kao of Standard Communications Labs in England and the Chinese University of Hong Kong for the invention of practical optical fiber communication, and George Smith and Willard Boy

Spiders and Silk

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

复合材料及汽车词汇（一）

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，