单词:acoustic surface-wave device fabrication
单词:acoustic surface-wave device fabrication 相关文章
Windows Vex Bats' Echolocating Abilities 干扰蝙蝠回声定位的烦人窗 Just as humans understand the shape of our surroundings by how light reflects off objects, bats use reflections of sounds they produce insteadwhats called echolocation. But
[00:05.54]You tell... lies, Dad. 你讲的是谎言 [00:10.14]Stories are what you tell a 5-year-old at bedtime. 故事是拿来哄5岁小孩的 [00:14.22]They're not elaborate mythologies that you maintain... 不是你儿子已经2、30岁了 [00:17
Thai-Style 'Rolled Ice Cream' Getting Popular in U.S. This is Whats Trending Today. The weather in the Northern Hemisphere may be getting cooler, but there is still time left to enjoy frozen desserts typical of summer. One of the most traditional war
attendance 出勤,出席 play hooky / play truant 逃课 deadline 截止日期(交作业) extension 延期(无法按时交作业) academic dishonesty 学术欺诈行为 plagiarism 剽窃,抄袭 cheating 考试作弊 double submission of p
A: I was wondering if you could help me use the Student Job Center. B: There are many ways; what kind of job would you like? A: I want to work in a restaurant. B: Fine! Will you need part-time or full-time work? A: I want to work part-time. B: Fine,
(THEME) VOICE ONE: This is Steve Ember. VOICE TWO: And this is Faith Lapidus with the VOA Special English program EXPLORATIONS. You are listening to our program today on a radio. Almost no communication would exist in the world without the electromag
And then, in 2006, I met that guy. His name is Ze Frank. 然后,在2006年,我遇见了这个家伙。他叫泽弗兰克。 I didn't actually meet him, just on the Internet. 其实我们没有真正见面,只是在网上。 Ze Frank was running
EXPLORATIONS - The Story of Radio By Paul Thompson Broadcast: Wednesday, June 01, 2005 (MUSIC) VOICE ONE: This is Steve Ember. VOICE TWO: Satellite technology can broadcast radio anywhere. And this is
Science in the News - Researchers Work on 3-D Printing of Living Tissue 研究人员3D打印生物活组织 Three-dimensional printers are fast becoming everyday devices in the United States. Three-D printers are used to make everything from automobi
Technology Report - Microsoft Competes Against Apple With New Tablet 科技报道 - 微软推出Surface与苹果iPad竞争 This is the VOA Special English Technology Report. 这里是美国之音慢速英语科技报道。 Microsoft has announced its
'As American as Apple Pie' Welcome back to Words and Their Stories from VOA Learning English! Each week we explore the roots and meaning of common American expressions. Today lets talk about apples. The saying as American as apple pie describes thing
A: I was wondering if you could help me use the Student Job Center. B: There are many ways; what kind of job would you like? A: I want to work in a restaurant. B: Fine! Will you need part-time or full-time work? A: I want to work part-time. B: Fine,
A: What is the best way to find a job here? B: There are different ways of conducting a job search. Do you know what you want to do? A: I don't know. B: Can you work part-time or full-time? A: It doesn't matter right now, either one would be OK. B: T
So, some of you most likely were here two years ago and saw the demo by Jeff Han, 你们当中有些人两年前在这里应该看过Jeff Han演示微软的Surface系统, or some of you may think, Well, doesn't this look like the Microsoft Surface
By Liu Enming San Francisco, California 04 September 2007 Pipe picks up sounds created by waves At the tip of a tiny peninsula near San Francisco, California's Golden Gate Bridge stands the Wave Organ, a work of art that allows people to listen to mu
Humans have used many devices to measure time. The sundial was one of the earliest and simplest. A sundial measures the movement of the sun across the sky each day. It has a stick or other object that rises above a flat surface. The stick, blocking s
DEVELOPMENT REPORT - Need to Dig a Well? Start HereBy Gary Garriott Broadcast: Monday, May 15, 2006 This is Shep O'Neal with the VOA Special English Development Report. There are several low-cost ways
Imagine a therapy that supposedly cures most ailments and for which almost 100 per cent of all the published studies conclude is effective in other words, a panacea which has been tested but never faulted by science. This can only mean that the treat
Just as humans understand the shape of oursurroundings by how light reflects off objects, batsuse reflections of sounds they produce insteadwhat's called echolocation. But despite theirexcellent sensing abilities, one type of obstaclevexes the animal
Those waves hitting the sand actually begin far out at sea. And it doesnt take much to get them going. A little wind will do the trick. First the wind blows over the surface of the water, generating the little ripples you can see just by blowing acro