硬碳

hard carbon的用法和样例：

例句

The positive electrode is a rod of hard carbon fitted with a brass cap.正电极是一个装有黄铜帽的硬碳棒。
Hard carbon is a promising anode material for lithium ion batteries due to its high capacity and low cost.摘要硬碳具有嵌锂容量大，造价低，循环寿命长等优点，是制备高安全性锂离子电池负极潜在的优良材料。

地道英语在线听-Carbon Footprint 碳足迹

How big is your carbon footprint? Neil: This is Real English from BBC Learning English. I'm Neil. Lily: 大家好，我是杨莉。 Neil: This is the programme in which we look at words and phrases that you may not find in your dictionary. Lily: 地道英语和大

发表于:2019-01-02 / 阅读(60) / 评论(0)

地道英语在线听

Texas Scientists Work to Reduce Carbon Dioxide Air Pollution

By Greg Flakus Scientists in Texas are trying to find a way of reducing carbon dioxide air pollution by capturing the gas, compressing it and then putting it underground. This technique could also yie

发表于:2019-01-03 / 阅读(45) / 评论(0)

VOA2004（下）--健康科技

TED演讲:树木之间如何交流(3)

Trees in real forests might also share information below ground. 在真正的森林中，树木可能还会在地下交流信息。 But this was really controversial, and some people thought I was crazy, 但这个想法其实挺有争议的，一些人

发表于:2019-01-18 / 阅读(52) / 评论(0)

TED演讲科学篇

新西兰英语 134 Carbon Emissions

The Minister of Climate Change, Nick Smith, gave some strange information about our carbon emissions yesterday. (See September 23rd 2008 for information about the Emissions Trading Scheme.) Last year we put too much carbon into the atmosphere and wou

发表于:2019-02-07 / 阅读(27) / 评论(0)

新西兰英语

Carbon monoxide kills 12 in NE China mine

HARBIN, Jan. 31 (Xinhua) -- Carbon monoxide has been blamed for the Tuesday deaths of 12 workers in a coal mine in northeast China's Heilongjiang Province, a local official said Thursday. Three workers entered the Yongsheng mine in Dongning County to

发表于:2019-02-08 / 阅读(86) / 评论(0)

英语新闻

Policies, tech draw vision of low-carbon growth

BEIJING, Sep. 16 (Xinhuanet) -- Government incentives are important to pave a low-carbon road to economic growth, but companies that improve their industry models and technologies are the main players and also benefit receivers, noted officials and i

发表于:2019-02-25 / 阅读(69) / 评论(0)

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accident signaling system

automatic reperforator switching

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