[医] 退极化电极, 去极化电极

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发表于:2018-12-01 / 阅读(339) / 评论(0) 分类 用Mp3背六级单词

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(378) / 评论(0) 分类 Scientific American(十二)月

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

发表于:2018-12-18 / 阅读(321) / 评论(0) 分类 有声杂志阅读

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

发表于:2019-01-02 / 阅读(487) / 评论(0) 分类 60秒科学

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

发表于:2019-01-04 / 阅读(318) / 评论(0) 分类 Scientific American(八)月

A: Hello, maam, can I help you find something? B: Yes, actually Im looking to buy a camera. A:Weve got a wide selection do you know if youd like a point-and-shoot, or something a little fancier? Are you shopping for yourself or for someone else? B: A

发表于:2019-01-20 / 阅读(245) / 评论(0) 分类 纯正地道美语
学英语单词
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actual availability
advanced instruction station
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economic plundering
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