单词：force due of viscosity
单词：force due of viscosity 相关文章
By Lisa Schlein Geneva 30 April 2008 A senior U.N. official says a new task force set up to tackle the global food crisis hopes to have a comprehensive, integrated action plan produced in short order. The official says key agencies such as the World
VOA常速英语2008年（四月）
By Al Pessin Pentagon 24 January 2008 The American officer responsible for helping develop an Afghan Air Force says the small corps is growing steadily, but will not be ready to even begin participating in combat operations for about five years. The
VOA标准英语2008年（一月）
Now if you use the right kind of atoms and you get them cold enough, something truly bizarre happens. 如果使用正确的原子，并让其足够冷却，奇迹就会发生。 It's no longer a solid, a liquid or a gas. It enters a new state of matt
TED演讲教育篇
This is Scientific Americans 60-Second Science. Im Cynthia Graber. This will just take a minute. Usually, we trust common sense to solve problems. Is a runny mixture too thick? Add some fluid. Thatll make it runnier. Except when the fluid makes it th
Scientific American(二)月
232. A vocation for the vigorous 充满活力者的职业 vigor-vocational The vigor and vitality that one must possess to be a doctor is amazing. Perhaps many have the vision, but only the truly vigorous can handle such a vocation. Virtuosity is a m
胡敏托福词汇记单词
You get me a bigger one? We got one more guy to try. Alright. And he is, he is a locked animal, so let's see what we can do. Peggy takes me to the biggest most aggressive wolf here. He is over a hundred pounds. So that is a big male. This wolf lost i
国家地理2007年
Vaccine - a planned exposure to an antigen in order that memory B lymphocytes can retain a memory for it. In practice the organism carrying the antigen is either killed or modified so that it does not
医务英语
By Mil Arcega Washington 25 May 2007 Technology and high gasoline prices are helping to coax hard-to-extract oil from California's oil fields. Production at some of the state's older oil fields is expected to dry up in about 25 years, but Chevron say
2007年VOA标准英语（五月）
Last week, the U.N. Security Council approved a request for a temporary surge of 3,000 peacekeepers to bolster the overstretched U.N. mission in the Democratic Republic of Congo, or DRC. Possible troop contributors met on Wednesday at the United Nat
VOA标准英语2008年(十一月)
You might think frogs catch insects cause their tongues are sticky. But why is the tongue sticky, and how does it actually adhere to these insects at these very high accelerations? 也许你认为青蛙能捕食昆虫是由于舌头很粘的缘故。但
2017年Scientific American(三)月
Frog Spit Behaves Like Bug-Catching Ketchup 青蛙唾液竟然类似番茄酱？ You might think frogs catch insects cause their tongues are sticky. But why is the tongue sticky, and how does it actually adhere to these insects at these very high acc
2017年科学美国人(七)月
By Nick Wadhams Nairobi 20 September 2007 Two senior U.S. officials in East Africa say the situation in Somalia is improving despite continued violence. They have pledged American support for a joint Arab-African peacekeeping force for the shattered
2007年VOA标准英语（九月）
唤醒天使与魔鬼的对话：Force Of The Shore Song：Force Of The Shore Appearance is deceptive So perfect in disguise Therea?s more than what you see A semblance is protective A blinder for the eyes A place to hide and flee Flee and you all ne
英文摇滚歌曲
By Greg Flakus Houston, Texas 17 May 2007 High energy prices, coupled with rising demand, are putting pressure on the oil and gas industry worldwide. Many companies are finding and developing new, underwater fields. More than 67,000 representatives o
2007年VOA标准英语（五月）
By Barbara Schoetzau New York 05 May 2008 U.N. Secretary-General Ban Ki-moon has formed a high-level task force to deal with the global food crisis. From VOA's New York Bureau, correspondent Barbara Schoetzau has the story. Mr. Ban just returned from
VOA标准英语2008年（五月）
By Anita Elash Paris 02 August 2007 The international community has thrown its support behind the United Nations resolution authorizing a 26,000-strong peacekeeping force in Darfur. The force is to be in place by January. But some experts say getting
2007年VOA标准英语（八月）
Agriculture Report - Tomato's Genetic Secrets Are Peeled Away This is the VOA Special English Agriculture Report. Scientists have made a genetic map of the tomato. Tomatoes are second only to potatoes as the world's most valuable vegetable crop. Eigh
2012年VOA慢速英语(七)月
今天我们要学的词是driving force。 Driving force, 推动力。不久前，脸谱网Facebook的访问量超过谷歌。业内专家认为，这种情况显示， Content sharing has become the driving force online, 内容共享已成为网络活
英语单词荟萃