单词:decibels above one volt
单词:decibels above one volt 相关文章
Here's the news at 11:30. Thousands of people have marched through the centre of Corby in Northamptonshire to protest against plans to close the steel works, the town's major employer. The marchers de
Here's the news at 11:30. Thousands of people have marched through the centre of Corby in Northamptonshire to protest against plans to close the steel works, the town's major employer. The marchers demonstrated outside the local British Steel Corpora
The new gasoline/electric hybrid Chevrolet Volt Today President Obama visits a U.S. auto plant that makes the battery-powered Chevrolet Volt. Some analysts think the Volt could revitalize the struggling American auto industry with its high-tech batte
By Paul Sisco Washington, D.C. 26 July 2007 Representatives from American auto manufacturer General Motors recently were in Washington, D.C. to showcase the electric Chevy Volt. GM says the vehicle will change the way people commute, reducing emissi
This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Living in the city, you can't escape traffic noise. But it's not just a nuisance. If you're over 65, the noise might be a risk to your health, tooby increasing
This is Scientific Americans 60-Second Science, Im Steve Mirsky. Got a minute? Stand clear of the closing doors, please. Definitely keep your arms and legs away from the closing doors on the subway. But theres a potentially more insidious danger to y
Lesson 156 Part Ⅰ Warming-up Exercises Spot Dictation: The Temperature Check Last winter we had kind of a, uh, cold winter and I was home in bed _____ one night and listening _____ my radio. And, uh
This is Scientific Americans 60-Second Science. I am Adam Hinterthuer. Got a minute? If you're ever worried that you've had one too many drinks after a night of bar-hopping, you might want to ask yourself: Are my ears ringing? Because it turns out th
For many potential entre animals this is one of the scariest sounds around. Scientists long thought the lion's distinctive roar was due to thick layers of fat inside the vocal cords. But new research suggests that it's not the fat that makes the roar
This is Scientific Americans 60-Second Science.I'm Cynthia Graber . This will just take a minute. (Chirping sound.) That may not sound likemuchbut its the loudest animal in the world. For its size, that is. Theinsect called the water boatman is two m
After emerging from bankruptcy last year, Detroit automaker General Motors promised to be a more efficient company, selling more vehicles customers want to buy. One vehicle the company is pegging its future success on is the gas and electric powered
HEALTH REPORT - Portable Music Players Linked to Hearing LossBy Cynthia Kirk Broadcast: Wednesday, March 22, 2006 I'm Shep O'Neal with the VOA Special English HEALTH REPORT. Electronic devices are cha
SCIENCE IN THE NEWS - Signs of Water on Saturn Moon Enceladus; Next Close Look Set for 2008By Brianna Blake, Mario Ritter and Cynthia Kirk Broadcast: Tuesday, April 25, 2006 (MUSIC) VOICE ONE: This is
NHTSA Opens Probe into Chevrolet Volt Fire Federal safety officials are looking into battery-related fires in General Motors' new electric-powered Chevrolet Volt automobile. The fires occurred after the officials crash-tested the vehicle. One of the
China has developed a bullet train that can convert its sleeping berths to seats to meet demand for around-the-clock operations, a train maker said last Monday. 一家列车生产商与上周一宣称,我国已研制出一种具有座卧转换功能的
WASHINGTON, Nov. 14 (Xinhua) -- Nearly a fifth of all Americans 12 years or older have hearing loss so severe that it may make communication difficult, according to a new study led by Johns Hopkins University researchers and published Monday in the A
下面给大家提供一篇关于生活中噪音的影响的托福阅读背景材料,希望能拓宽同学们的阅读面。 I'm grad to see so many of you here. We'vebecome really alarmed over the health center by thenumber of students we are seei
How to Get Better Sleep Getting a good nights sleep ensures more than extra spring in your step each day. According to Harvard Womens Health Watch, chronic sleep loss can contribute to weight gain, high blood pressure, and a weakening of the immune s