单词：electronic energy spectrum
单词：electronic energy spectrum 相关文章
45.The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Suns very center. It is here that is to be found the source of the energy that the Sun constantly pours out i
新概念优美背诵短文50篇
A supermassive black hole is quite simply gravity gone mad. An object of such concentrated matter its gravitational pull is insatiable. Nothing can escape it, not even light itself. Anything that gets
超大质量黑洞
A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into space as light and h
英语小短文
A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the
新东方背诵文选
Sometimes it is hard to see the light, especially it lies in the invisible spectrum, like ultrared, ultraviolet radiation. But if you long to see the unseeable, you might interested to hear that under certain conditions people can catch a glimpse of
2015年Scientific American(一)月
A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into space as light and h
考研背诵50篇
A Magical Glow? Have you ever wondered why fluorescent colors, like you see in highlighters or clothing dyes, for instance,seem so much brighter than other colors? Its because they seem to reflect more light than they receive! It may sound like a mag
英语听力文摘 English Digest
Earth Station - The term used to describe the combination of antenna, low-noise amplifier (LNA), down-converter, and receiver electronics that are used to receive a signal transmitted by a satellite.
电信英语
EDUCATION REPORT - Electronic Games in Education By Nancy Steinbach Broadcast: Thursday, May 27, 2004 This is Steve Ember with the VOA Special English Education Report. For some educators, there is no
教育与新闻
The source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into
英语小短文
Want to create a high performance environment? My guess is that you already know many of the characteristics listed below. But, you may need some incentive to motivate you to create that type of space. In high performance environments you * are comfo
英语小短文
THIS IS AMERICA - Debate Over Electronic Voting By Jill Moss Broadcast: Monday, July 05, 2004 (MUSIC) VOICE ONE: Welcome to THIS IS AMERICA, in VOA Special English. I'm Gwen Outen. VOICE TWO: And I'm
This is America
Dogs are known for a strong sense of smell. Their noses can be trained to identify different odors. Dogs are often used in search and rescue operations and to sniff for things like drugs and explosives. Some dogs have even been trained to sniff for c
2011年VOA慢速英语(一)月
Large Windows Could Capture Solar Energy 利用大窗户吸收太阳能 Solar cells have been around since the 1950s. But now there is a race to develop transparent solar cell that can cover windows of buildings and still capture the suns light for e
2016年VOA慢速英语(八)月
Electronic Dance Music Bounds into Mainstream When the American Music Awards present their top honors November 18, there will be a new category: Electronic Dance Music (EDM). EDM is a fresh sound that is spilling out of night clubs and blasting into
VOA标准英语2012年(十月)
ECONOMICS REPORT - Nasdaq: An Electronic Marketplace By Mario Ritter Broadcast: Friday, September 16, 2005 I'm Barbara Klein with the VOA Special English Economics Report. A listener in China asks abo
健康与经济
With consumers rushing to buy the latest gadgets, the problem of what to do with discarded electronic products is becoming a growing environmental concern. Although electronic recycling is not yet as popular as paper and plastic recycling, two Americ
VOA标准英语2010年(七)月
Imported drugs to go on China's electronic monitoring network BEIJING, Oct. 8 (Xinhua) -- China's food and drug safety watchdog plans to put imported drugs on the national electronic monitoring network in a move to step up drug management. Overseas p
英语新闻
The Source of Energy A summary of the physical and chemical nature of life must begin, not on the Earth, but in the Sun; in fact, at the Sun's very center. It is here that is to be found the source of the energy that the Sun constantly pours out into
双语有声阅读
Voice 1 Welcome to Spotlight. I'm Ryan Geertsma. Voice 2 And I'm Liz Waid. Spotlight uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 3 The storyteller stands next to
环球英语 Spotlight