单词：american power conversion
单词：american power conversion 相关文章
US-Russian Nuclear Conversion Program Ends 美俄结束核转换项目 WASHINGTON Uranium converted from Russian nuclear warheads has provided an estimated 10 percent of U.S. electric power in recent years. The 20-year Megatons to Megawatts program h
VOA常速英语2013年(十二月)
This is Scientific Americans 60-Second Science. I'm Cynthia Graber.This will just take a minute. Imagine giant fields filled with photovoltaic solar panels, soaking up rays. The best spots to put such panels are obviously sunny, with little rain. But
Scientific American(八)月
When the wind picks up at the foot of the Rockies, there are those who believe they can hear the future. At the National Renewable Energy Laboratory, making alternative power sources competitive with fossil fuels has been a mission since the energy
国家地理2008年
Science and technology. 科技。 Photoelectric cells. 光电池。 To dye for. 利用染料进行能量转化。 A new type of cell may bring solar energy indoors. 一种新型电池也许能带来室内太阳能。 THE phrase indoor solar power sou
经济学人科技系列
Amid the recent economic downturn, demand in the U.S. is rising for small wind turbines to power people's homes. The American Wind Energy Association says sales of such turbines rose 15 percent in 2009. One man in Florida is generating his own power
VOA标准英语2010年(六)月
By Jill Moss THIS IS AMERICA -July 29, 2002: National Museum of American History VOICE ONE: The Smithsonian Institution in Washington, D.C. collects, cares for and protects more than one-hundred-forty
This is America
By Phil Mercer Sydney 22 May 2008 A couple has embarked on a journey around Australia in a car powered by leftover vegetable oil from fish and chip shops. Rachel and Gerard Mimmo plan to drive 18,000 miles in a specially designed four-wheel drive. Fr
VOA标准英语2008年（五月）
Black Muslim leader Malcolm X (El-Hajj Malik El-Shabazz), 26 March 1964, waiting for a press conference at an unknown location One of the foremost, if controversial, figures of the civil rights movement in the United States was Malcolm X. He, himself
VOA标准英语2010年(二月)
US Energy Company: Cleaner Technologies Make Good Business Sense 美国能源公司：清洁科技有利可图 BREMO BLUFF, VIRGINIA Even before the U.S. Environmental Protection Agency released its proposed rules this month for reducing carbon emiss
VOA标准英语2014年(六月)
Larry告诉李华说，他正在给公司做一个大项目，忙得连饭都没时间吃。李华今天要学两个常用语，snarf和power nap. LL: I've been so busy with this project, Li Hua, I've hardly had any time to eat. Today I just snarfed
美国之音《流行美语》
When the wind picks up at the foot of the Rockies, there are those who believe they can hear the future. At the National Renewable Energy Laboratory, making alternative power sources competitive with fossil fuels has been a mission since the energy c
自然百科2008年
SCOTT SIMON, HOST: How does Rez, a laid-back stoner of a surfer dude from Laguna Beach, get drawn into a web of fanaticism? Laleh Khadivi's new novel tells the story of Alireza from the time he's a 14-year-old chemistry whiz, the son of Iranian immig
2017年NPR美国国家公共电台5月
With Vladimir's conversion and marriage to the Byzantine emperor's sister, 通过弗拉米尔的转变，还有他和拜占庭皇妹的联姻 as well as continued trade along the Volga route, the relationship between the two civilizations deepened. 以
TED演讲教育篇
美国能源公司：清洁科技有利可图 Even before the U.S. Environmental Protection Agency released its proposed rules this month for reducing carbon emissions from the nations power plants, energy companies began converting older plants to c
VOA双语新闻 2014年6月
By Greg Flakus Houston, Texas 10 April 2006 watch Benefit report Willie Nelson Native American Indians are often associated with images from the past or with life on the often-remote reservation lands
2006年VOA标准英语（四月）
Science and Technolgy. 科技。 Photoelectric cells. 光电池。 To dye for. 染料光电池。 A new type of cell may bring solar energy indoors. 一种新型电池有望将太阳能引进室内。 THE phrase indoor solar power sounds like an oxym
经济学人科技系列
By Paul Sisco Washington 21 February 2008 With oil prices on the rise, the U.S. wind energy industry grew at record levels in 2007 and an industry group says it expects similar growth this year. In today's searching for solutions report, Paul Sisco l
VOA常速英语2008年（二月）
Science and technology 科学技术 Photoelectric cells 光电池 To dye for 染料光电池 A new type of cell may bring solar energy indoors 一种新型电池有望将太阳能引进室内 THE phrase indoor solar power sounds like an oxymoron. 室内
经济学人科技系列
HOUSTON, Jan. 11 (Xinhua) -- An American Airlines plane from Las Vegas, Nevada, and bound for Dallas, a city in the U.S. state of Texas, made an emergency landing Friday in the U.S. state of New Mexico after a problem was found with one of its genera
英语新闻
Did you know that enough sunlight falls on the earths surface every minute to provide energy for the entire world? The trick, though, is turning sunlight into power we can use for things like heating water and making electricity. And there are two ty
英语时差8，16