单词:radio-frequency physics
单词:radio-frequency physics 相关文章
WHITE HOUSE President Donald Trumps administration wants to shut down U.S. government radio stations that announce official time, a service in operation since World War II. WWV and WWVB in the state of Colorado and WWVH on the island of Kauai in the
[00:00.00]2 [00:02.02]Hi,Tan Mei. [00:03.62]Can you answer some questions for a survey? [00:07.56]OK.What do you want to know? [00:10.11]Let me see ... [00:11.32]You're from China ... [00:13.79]That's right. [00:14.70]Do you know how to spell 'China'
[00:00.00]Exercise 2.4 [00:09.46]Last week was a really busy week! [00:12.80]We went on a school trip on Monday. [00:16.14]We went to the City Museum to see the [00:19.57]exhibition about the history of airplanes. [00:22.66]It was really cool! [00:25
In the square outside the British Library in London is a sculpture of Sir Isaac Newton - The first man who asked why apples seem always to fall towards the centre of the earth. Maybe they chose it for the spot because it shows a great scientist at wo
大家都知道,heart就是人的心。To eat one's heart out难道是吃人心吗?具体来说,to eat one's heart out不是这个意思。但是,从某种意义上来说也确实包含着这种含义。To eat one's heart out的真正意思是:
Voice 1 Welcome to Spotlight. Im Liz Waid. Voice 2 And Im Ryan Geertsma. Spotlight uses a special English method of broadcasting. It is easier for people to understand - no matter where in the world they live. Voice 1 What can this music do to your s
Iknewaguywhoplayedhisradioonlyinthemorning. Whensomeoneaskedhimwhy , hereplied,ThisisanAMradio. Notes: 1.Iknewaguywhoplayedhisradioonlyinthemorning. 我认识一个人,他只在早上收听广播。 2.Whensomeoneaskedhimwhy , hereplied,Thisisan
On January 11, Norway became the first country to begin turning off signals from its FM radio network. The Norwegian stations will instead use only digital audio broadcasting, called DAB. FM, or frequency modulation, radio stations have been in opera
Three radio stations in the United States mainly broadcast one thing: the official time. The three are radio stations WWV and WWVB, in the state of Colorado, and WWVH, on the island of Kauai in Hawaii. They send out signals that are used by millions
US Students Use Physics, Creativity to Create Whimsical Machine VENICE, CALIFORNIA High school and college students throughout Los Angeles have been preparing for a machine building competition that challenges their science and creativity skills, as
AS IT IS 2016-10-05 Nobel in Physics Awarded for Strange States of Matter Three British-born scientists have won the 2016 Nobel Prize for Physics. The Royal Swedish Academy of Sciences announced the award on Tuesday. The academy is recognizing David
Robot Can Help With Farm Work 可以帮助农民干活的机器人 In the American state of Idaho, a robot moves between lines of fruit trees and grapevines. It is doing farm work. Called IdaBot, this robot is a prototype, or model. An engineering te
The Royal Swedish Academy of Sciences has decided to award the 2016 Nobel Prize in Physics with one half to David J. Thouless and the other half to F. Duncan Haldane and J. Michael Kosterlitz for theoretical discoveries of topological phase transitio
Voice 1 Hello. Im Rachel Hobson. Voice 2 And Im Mike Procter. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 Welcome to our li
I dont know how people understand physics. I think its a fascinating subject and really wish I understood more. Physics seems to explain everything about our world and our universe. Its as though physics is the key to unlocking all of our worlds myst
I dont know how people understand physics. I think its a fascinating subject and really wish I understood more. Physics seems to explain everything about our world and our universe. Its as though physics is the key to unlocking all of our worlds myst
Time again for our Website of the Week, when we showcase interesting and innovative online destinations. This time it's an educational site where principles of physics are illustrated with interactive animated experiments that you can perform on your
Books and Arts; Book Review; Fundamental physics; Big bang; 文艺;书评;基础物理学;宇宙大爆炸; Popular physics has enjoyed a new-found regard. Now comes a brave attempt to inject mathematics into an otherwise fashionable subject 科
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
Two Japanese scientists and a Japanese-born American researcher have won this year's Nobel Prize for physics. Lisa Bryant reports from Paris the prize goes to their work on fundamental, subatomic particles. 2008 Nobel Peace Prize winner for Physics,