单词：high power gas laser
单词：high power gas laser 相关文章
By Carol Pearson Washington 30 April 2008 Ten years ago, the U.S. Food and Drug Administration approved LASIK, eye surgery with a laser that enables people to see without glasses. But about five percent of LASIK procedures fail, and those patients ca
VOA常速英语2008年（四月）
British Prime Minister Theresa May in the cabinet office signs the official letter to European Council President Donald Tusk invoking Article 50 and the United Kingdom's intention to leave the EU. [Photo: Reuters] The UK has pulled the trigger for Br
2017CRI中国国际广播电台
Ouch! About a quarter of all school-age kids will break or otherwise damage a tooth. Adults have their share of cracked chompers too. But what if fixing a busted bicuspid was as easy as zapping it with a laser? Preliminary work with young rats has mo
英伦广角
This is Valentines Day and this morning, we have a few words about love and money. According to research from a major credit card company, the average man spends about $130 on his sweetheart. Women, spend about half that. For people who want to spend
2006年NPR美国国家公共电台
AS IT IS 2013-06-19 Citizen Scientists to Help Map CO2 Gas Each red dot on this screen shot from the Ventus website represents a power plant Welcome to As It Is, the daily magazine show from VOA Learning English. Im Mario Ritter. A music video shot i
2013年VOA慢速英语(六)月
AS IT IS 2013-05-29 A Call for Citizen Scientists to Help Map CO2 Gas Welcome to As It Is, the daily magazine show from VOA Learning English. Im Mario Ritter. A music video shot in space? That is now a reality. Today, we hear how Skylab led the way f
2013年VOA慢速英语(六)月
By Luis Ramirez Bangkok 25 March 2008 Malaysian Prime Minister Abdullah Badawi says his long-ruling coalition underestimated the power of the Internet, in advance of this month's elections. Mr. Badawi's ruling coalition suffered its worst losses in i
VOA标准英语2008年（三月）
Last month, Washington, D.C., opened a new kind of trade school of which it is immensely proud. This is not one of the old-fashioned vocational schools that taught literal nuts-and-bolts repair work or hands-on career training in fields like auto re
VOA标准英语2008年（九月）
By Jim Malone Washington 26 April 2006 The rising cost of gasoline in the United States is the latest in a series of political problems facing President Bush and Republicans in Congress as they look a
2006年VOA标准英语（四月）
By Lisa Bryant Paris 27 May 2008 The French government has called for the European Union to suspend certain gas taxes and for OPEC to increase production as part of a series of measures to ease the high cost of oil - which has topped $130 a barrel. L
VOA标准英语2008年（五月）
The head of Madagascar's new transitional authority is preparing to take the oath of office despite criticism from the international community and its suspension from the African Union. Madagascan opposition leader Andry Rajoelina greets the crowd a
VOA标准英语2009年(三月)
Madagascar's highest court has backed the military's move to replace President Marc Ravalomanana with his rival, opposition leader Andry Rajoelina. But some African leaders are questioning whether the move is constitutional. Andry Rajoelina greets t
VOA标准英语2009年(三月)
The African Union Peace and Security Council, or PSC, has appealed for calm in Madagascar following President Marc Ravalomanana's resignation, and warned opposition forces not to seize power. The Council made clear that any extraconstitutional takeo
VOA标准英语2009年(三月)
ARI SHAPIRO, HOST: The lack of electricity in a lot of Florida is one reason that people who want to return to their homes are stuck. They're having trouble finding gasoline to make the drive home. NPR's Jim Zarroli reports. JIM ZARROLI, BYLINE: When
2017年NPR美国国家公共电台9月
The coastal city of Weihai in East China's Shandong Province has started building a nuclear plant to address a shortage of power in the region. Power production in Shandong has been largely based on coal-burning, which pollutes the environment but do
英闻天下
Do you have gas? Beginners. What kind of a question is that? Are you talking about my body or my car? Well, actually, I am talking about your car. Gas, or petrol, as it is called in England, is a big subject at the moment. Driving a car has become re
英语博客 A cup of English
By Gilbert da Costa Abuja 28 November 2007 Nigeria plans to reform its gas sector by introducing new pricing rules and providing infrastructure to improve supplies to the domestic market. For VOA, Gilbert da Costa in Abuja reports that another key co
VOA常速英语2007年（十一月）
3 surefire ways to waste gas I have been reading an awful lot of stories regarding two wheeled motorcycles or scooters as a better way to deal with the high gas prices. I total disagree after all its only money right? Here are 3 simples steps that yo
阅读空间
Science and technology 科学技术 Solar power from space 太空太阳能 Beam it down, Scotty 老兄，传下来吧 Harvesting solar power in space, for use on Earth, comes a step closer to reality 在太空获取太阳能以供地球之用:梦想距
经济学人科技系列
And on, im alive, im alive, im alive And on, I can fly, I can fly, I can fly And on, im alive, im alive, im alive And im loving every second minute hour bigger better stronger power I got that power I got that power I got that power Power power power
The Voice 美国好声音