单词：filament ratio
单词：filament ratio 相关文章
The biggest sunday night on the owner work, Oprah Winfrey sat down with all the Kardashian's sisters and getting them to open up.Its the only Opran can. Here is ABC's Pola Faris with highlights from Oprah's next chapter. You're grown up. and totally
访谈录2012年
图片 by Jason Marshall Some math is functional. Some math is fun. And some math is simply stunning. If that last description sounds improbable to you, then today just might change your mind. Because now that weve covered enough ground, were going t
数学英语
图片1 图片2 by Jason Marshall Despite many peoples assumption to the contrary, math is undeniably artistic. It takes a tremendous amount of creative muscle and artistry to devise mathematical solutions. And, as made evident by their frequent batt
数学英语
DEVELOPMENT REPORT - Canadian Professor Aims to 'Light Up the World' By Gary Garriott Broadcast: Monday, November 01, 2004 This is Gwen Outen with the VOA Special English Development Report. A light e
农业与发展
Microbiology - the study of the microscopic forms of life. Microfilaments - are the smallest filaments of the cytoskeleton. The filaments are made of hundreds of actin molecules, stacked in a line. Th
医务英语
WASHINGTON, Nov. 26 (Xinhua) -- U.S. President Barack Obama was hurt in a basketball game Friday morning, and got 12 stitches in his lip, the White House said. Obama got the stitches after his basketball game in the morning with personal aide Reggie
英语新闻
ANNOUNCER: Welcome to the VOA Special English program, People in America. Today, Sarah Long and Bob Doughty tell about the inventor Thomas Alva Edison. He had a major effect on the lives of people around the world. Thomas Edison is remembered most f
VOA慢速英语2007年（三）月
Is it simply the byproduct of a crude mechanical action? 它仅仅是一个粗糙机械制作的副产品？ Or is it an imitation of one half the set of sounds we make to express disappointment? 或者对我们抒发不满的一种声音的一半所进
TED演讲商业篇
NASA's twin Stereo spacecrafts called Behind and Ahead captured rare footage of the Sun erupting over about a 30 hour period between September 26th and 27th. From the Behind perspective on the left, the long filament, darker than the Sun's surface, c
自然百科2009年
This menacing-looking squid is just one of many species out of sight and out of mind that could be threatened by human activities far away from the part of the ocean in which they live. The Monterey Bay Aquarium Research Institute has released this v
自然百科2010年
BEIJING, May 13 (Xinhuanet) - China's central bank announced on Saturday it would lower the reserve requirement for commercial lenders by 50 basis points, the second time it has taken such action this year to inject more market liquidity and shore up
英语新闻
By George Dwyer Washington 18 December 2007 New York's Rockefeller Center Plaza is one of the city's most recognizable landmarks - and one of its most popular tourist stops as well. The busiest time of year comes during the Christmas season, when a g
VOA常速英语2007年（十二月）
It was the summer of 1878. Tom had been working hard for a long time. He was thinking about taking a vacation. Then a friend invited him to join a group of scientists. They were traveling by train to Wyoming to see an eclipse of the sun. Tom decided
名人认知系列 Who Was
China's sex ratio is quite worrying nowadays. According to census data, China's sex ratio at birth was 108 males to every 100 females in the early 1980s, only slightly above the natural rate of 103 to 107. In 2000 the ratio was 116.9 males to 100 fem
英闻天下
October 21st, 1879A coiling filament glowing within the Put away the oil lamps and candles. Thomas Edison perfects a workable electric light at his laboratory in Menlo Park, New Jersey. 2001A postal worker in Washington D.C. dies from inhaled anthrax
历史上的今天-2010年
October 21st, 1879A coiling filament glowing within What way the oil lamps and candles? Thomas Edison perfects a workable electric light at his laboratory in Menlo Park, New Jersey. 2001Postal worker in Washington D.C. dies from inhaled anthrax as of
历史上的今天-2013年
October 21st, 1879A coiling filament glowing within What way the oil lamps and candles? Thomas Edison perfects a workable electric light at his laboratory in Menlo Park, New Jersey. 2001Postal worker in Washington D.C. dies from inhaled anthrax as of
历史上的今天-2014年
Science and technology 科学技术 3D printing 三维压制 A third-world dimension 第三世界的发展空间 A new manufacturing technique could help poor countries as well as rich ones 一项新的制造技术能够对贫困国家有所帮助，就
经济学人科技系列
WE HAD FINALLY arrived on the outskirts of this forest, surely one of the finest in Captain Nemo's immense domains. 我们到底走到森林的边缘了，这可能是尼摩船长的广大领土中最美好的一处。 He regarded it as his own and h
《海底两万里》中英双语有声读物