真空式热绝缘

CNN 2010-12-28

More winter misery for Western Europe.Snow, ice and bitter cold are delaying travellers's racing to get home before Christmas. Germany's Dortmund Airport has shut its doors, Dusseldorf Airport is back open but reporting cancellations. Amsterdam's Sch

发表于:2018-12-02 / 阅读(47) / 评论(0)

CNN2010年(十二)月

美联社新闻一分钟 2007-06-10

1. President Bush meets Pope Benedict XVI defending his humanitarian record after the Pope expresses concerns about what he calls the worrisome situation in Iraq. On the streets of Rome, thousands of anti-American protestors denounced Bush. 2. It's a

发表于:2019-01-08 / 阅读(89) / 评论(0)

美联社新闻一分钟2007

VOA慢速英语2009年-Development Report - Houses Made of Straw

This is the VOA Special English Development Report. Today we bring you a new take on an old tale. It's the story of the three little pigs and the big bad wolf that blew down a house made of straw and one made of sticks. The only house left standing

发表于:2019-01-11 / 阅读(44) / 评论(0)

VOA慢速英语2009年（十）月

英闻天下——439 UK Ideal Home Show Highlights Space & Energy Saving

As a greater proportion of Britons live alone, the demand for one bedroom, space efficient solutions is increasing. The UK Ideal Home Exhibition has the latest ideas to maximize space in smaller homes and energy saving ideas. Our reporter Wang Xiao h

发表于:2019-01-19 / 阅读(40) / 评论(0)

英闻天下

VOA常速英语2007-Weather is Concern for Tuesday Shuttle Launch

By Brian Wagner Miami 22 October 2007 NASA officials say possible rains and low clouds may force the delay of Tuesday's scheduled launch of the space shuttle Discovery. In Miami, VOA's Brian Wagner reports the shuttle is set to deliver a new module t

发表于:2019-01-31 / 阅读(40) / 评论(0)

2007年VOA常速英语（十月）

英语听力文摘 English Digest 176、大气层摩擦热

Reentry Heat [Why does a space shuttle get hotter on reentry than on liftoff?] 能想象航天飞机穿越大气层时受到摩擦产生的热量有多惊人吗？来一起听听吧。 M:Dolle,we now know that the space shuttle Columbia burned up whe

发表于:2019-02-24 / 阅读(47) / 评论(0)

英语听力文摘 English Digest

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