单词：thermal broadening effect
单词：thermal broadening effect 相关文章
Successful Debaters Earn Business Benefits 成功的辩论能带来商业利益 Over the last few weeks we discussed a method for teaching debate to English learners. Debate is a valuable way to practice communicating. It can also bring long-lasting
2015年VOA慢速英语(五)月
By Nancy Steinbach Broadcast: November 19, 2003 This is Phoebe Zimmermann with the VOA Special English Health Report. When scientists want to test the effectiveness of a new drug, they usually divide
VOA2003（下）-环境与健康
Improving your vocabulary in English - or any language -requires commitment.Writing long lists of new words is not really an efficient way to improve your vocabulary. The technics described in this article will help you improve your vocabulary, but y
英文语法词汇
The newness of the situation and the range of decisions youll face could leave you confused. Think about what you want from college and from friends. Study after breakfast, between classes, whatever works best for you. Dont cut off all social contact
英语时差8，16
China builds first tower-type solar-thermal power station BEIJING, Nov. 12 (Xinhua) -- The first tower-type solar-thermal power station in Asia has been built in northwest Beijing, chief of the program said on Monday. Wang Zhifeng, a researcher at th
英语新闻
Science and Technology 科技 Solar heat for oil wells 用于油井的太阳热能 Mirrors in glasshouses 温室的反光镜... can be used to heat stones ...能用于加热石头 THERE is a lot of energy from ancient sunshine stored in the oil that
经济学人科技系列
Ever wander through a supermarket and past the open refrigerated cases that house cream cheese, butter and OJ? The refrigerated shelves are protected by jets of air that blow across the front. These jets form an air shield to keep the warm air out. T
Scientific American(十一)月
Does an ice-cold drink actually taste better than the same beverage at room temperature? Depends on what its taste is: a new study finds that the intensity of some flavors varies with temperature. The work is in the journal Chemosensory Perception. R
Scientific American(五)月
By Tom Rivers London 28 September 2007 For the first time in the history of North America's National Hockey League, the season's opening game will be staged in Europe. On Saturday, the defending champion Anaheim Ducks will face off against their cros
2007年VOA标准英语（九月）
1. New York City fans of giant cups full of sugary soft drinks can continue to feed their cravings. A judge struck down the 16-ounce size limit for sodas and other sweet drinks. But Mayor Michael Bloomberg still defends his idea. 2. The Senate Judici
美联社新闻一分钟2013(三月)
How to Raise a Reader From VOA Learning English, this is the Health Lifestyle report. For some people, the warmest memories from childhood come from being read a great story. But reading to children does more than create warm memories. It develops ch
2015年VOA慢速英语(四)月
Success In Debating and Business Over the last few weeks we discussed a method for teaching debate to English learners. Debate is a valuable way to practice communicating. It can also bring long-lasting rewards outside the classroom, especially for p
2016年VOA慢速英语(四)月
Science and Technology 科技 Solar heat for oil wells 用于油井的太阳热 Mirrors in glasshouses can be used to heat stones 玻璃房里的镜子.....可以用来加热石头 THERE is a lot of energy from ancient sunshine stored in the oil that
经济学人科技系列
Today a new geo-thermal power station was opened in Kawerau, in the eastern Bay of Plenty. Geo means earth and therm means heat. The power station uses hot steam from the earth. Like the geo-thermal power station at Wairakei, which opened in the 1950
新西兰英语
It happens every summer: offices turn on the air-conditioning, and women freeze into popsicles. But until now, there was no data to understand why women felt cold and were slipping on cardigans while men just rolled up their sleeves at the same tempe
英语新闻
今天我们要学的词是side effect。 Side effect, 副作用。一项最近民调显示，Most Americans want health reform but fear its potential side effects, 大多数美国人都希望看到医疗改革，但是又担心改革可能带来的副
英语每日一词
CANBERRA, Oct. 14 (Xinhua) -- Australian scientists have made the alarming discovery that sea levels have risen more in the past century than at any other comparable period in the past 6,000 years. Researchers from the Australian National University
英语新闻
今天我们要学的词是side effect。 Side effect, 副作用。一项最近民调显示，Most Americans want health reform but fear its potential side effects, 大多数美国人都希望看到医疗改革，但是又担心改革可能带来的副
英语单词荟萃
VATICAN CITY, Feb.28 (Xinhua) -- The resignation of Pope Benedict XVI came into effect at 8 pm local time (1900 GMT) on Thursday, who had left the Vatican by helicopter for the papal vacation retreat in south Rome earlier in the afternoon. The pope h
英语新闻
有一种思念叫望穿秋水，有一种寒冷叫做忘穿秋裤。最近，全国各地的天气都变凉了，大家翻箱倒柜找出了尘封已久、又恨又爱的抗冻神物--秋裤。面对这种全世界恐怕只有中国人才穿的裤子，
英语口语