单词：thermal and sound insulating materials
单词：thermal and sound insulating materials 相关文章
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
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This is Scientific American's 60-Second Science, I'm Cynthia Graber. This'll just take a minute. When Harry Potter slips underneath his invisibility cloak, he can wander freely undetected, but what about a cloak of silence, one that completely deaden
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This is the VOA Special English Education Report. No one likes to make mistakes. But a new study says organizations learn more from their failures than their successes, and keep that knowledge longer. One of the researchers was Vinit Desai, an assist
2010年VOA慢速英语(九)月
AS IT IS 2015-03-11 New Technology Lets Us Hear Famous Voice from 1880s 新技术让我们听到19世纪80年代著名的声音 Today, March 10th, is the anniversary of the first successful telephone call. Alexander Graham Bell was one of the invento
2015年VOA慢速英语(三)月
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
Today, the Minister of Finance, Bill English, read the Budget in Parliament. The Budget is a plan of how much money the government has and how the government will spend it. For the last few weeks, Bill English has told us some of the things that woul
新西兰英语