金属氧化物-氢电池

Well, that's limelight. What exactly was it? Well it was the burning of calcium oxide in a very intense flame. And when did the job of a limelighter begin? Oh, famously, the first recorded instance in

发表于:2018-12-07 / 阅读(31) / 评论(0) 分类 圣诞特辑

This battery is dead. 这电池没电了。 dead上句中是形容电池没电了,上句也可说成: This battery is flat. 和上两句意思相反的是: This battery is still good. 电池还有电。

发表于:2018-12-25 / 阅读(51) / 评论(0) 分类 蒋健棠英语实用句子

This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Batteries of the future need to deliver more energy, and they need to be smaller. Researchers at MIT think they have developed a technology that can, a

发表于:2019-01-08 / 阅读(78) / 评论(0) 分类 Scientific American(四)月

One main goal in the renewable energy field is to find an efficient, inexpensive way to split water into hydrogen and oxygen. The hydrogen could then be used as a fuel source for vehicles or fuel cells. Typically, an electric current breaks the water

发表于:2019-01-08 / 阅读(48) / 评论(0) 分类 Scientific American(四)月

Before you next flush the toilet, consider this: Scientists in Singapore have developed battery powered by(用…推动的) urine(尿). 下次冲厕所之前,请不要忘记下面的介绍:新

发表于:2019-01-20 / 阅读(127) / 评论(0) 分类 阅读空间

NEW YORK Plug in your car, then unplug, and drive away. More and more consumers are doing just that. At the 2014 New York Auto Show many automakers unveiled electric or hybrid vehicle to address the growing global appetite for environment-friendly ca

发表于:2019-01-30 / 阅读(65) / 评论(0) 分类 英语新闻