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发表于:2018-12-01 / 阅读(142) / 评论(0)

用Mp3背六级单词

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This is Scientific American's sixty seconds science, I'm Christopher Intagliata. Got a minute? Instead of installing solar paint on your roof how about just giving a house new paint job of cause you'd have to sure to use solar paint. That's what to a

发表于:2018-12-02 / 阅读(140) / 评论(0)

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Bacteria Discovered To Recharge Cell Phone A microbe called Rhodoferax Ferrireducens，found in the mud at Oyster Bay，Virginia，has been discovered to transfer electrons directly onto an electrode

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有声杂志阅读

2010年麻省理工学院清洁能源奖揭晓(有声)

Time for M.I.T.s Clean Energy Prize. The annual competition gives teams of university students a chance to compete for $200,000 to kick-start their new clean energy business. One finalist designed a compression technology for natural gas wells that w

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60秒科学

DEVELOPMENT REPORT - Do-It-Yourself: Preparing Fish for Dryi

DEVELOPMENT REPORT - Do-It-Yourself: Preparing Fish for Drying or Smoking By Bob Bowen Broadcast: Monday, November 07, 2005 I'm Steve Ember with the VOA Special English Development Report. Most of the

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农业与发展

SSS 2008-08-01

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Solar panels typically convert sunlight into electricity or heat. But photosynthetic vegetation converts sunlight into chemical energy. Now M.I.T.s Dan

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