China became net importer of coal

According to the latest data from the General Administration of Customs (GAC), China's net import(净出口) of coal hit 103.43 million tons in 2009. Last year, China exported 22.40 million tons of coal, down 50.7 percent year on year, while its coal

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Unit 1 [00:27.95]The donkey and the pekinese [00:32.71]There was a merchant who had a Pekinese dog. [00:37.98]It was like a toy. [00:41.14]The Dekinese lived in the merchant's house, [00:45.90]slept on his bed, sat on his lap and lived an easy life.

小学综合英语1A--UNIT 10

UNIT TEN [00:18.49]Ten apples.Picture 1. [00:25.76]A B C STORE.Picture 2. [00:34.53]One carrot.Picture 3. [00:42.55]Two lemonsPicture 4. [00:52.19]Three bananas. Picture 5. [01:00.73]Four sweets.Picture 6. [01:11.97]Five eggs.Picture 7. [01:22.13]Six

美国国家公共电台 NPR Environmentalists, Coal Companies Rally Around Technology To Clean Up Coal

DAVID GREENE, HOST: And, you know, the debate over coal can really seem like a battle between bitter enemies. You have environmentalists who want to replace coal with cleaner fuels and coal boosters who want to revive the industry. But there really i

SSS 2009-04-22

This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Just when you thought youd heard everything, scientists have found that the reason you can hear everythingincluding things that are very quietis because

60秒科学:伏特加的不同口味

I once took part in a vodka tasting contest, in which participants tried to tell an expensive brand from a cheap one. I dont recall the exact outcome, for obvious reasons. But I do know that several people swore they could taste the difference. Well,

VOA常速英语2007年-Reclaimed Coal Mine Gets 'Green' Makeover

By Mil Arcega Washington 04 December 2007 A decommissioned coal mine in the Rocky Mountain state of Wyoming is about to get a new lease on life. Although it no longer produces enough coal to generate electricity, the company that owns the land has fo

Coal inventory in major Chinese ports facing oversupply

SHIJIAZHUANG, July 2 (Xinhua) -- Coal inventories in Qinhuangdao, Tangshan and Huanghua, China's major coal ports, have reached record highs in recent days, sparking safety concerns for the Chinese energy market. According to the latest figures, coal

China's coal mining still high-risk industry

BEIJING, Aug. 24 (Xinhua) -- A spokesman for China's work safety regulator said on Friday that coal mining remains a high-risk industry in the country despite improvements over the past decade. Speaking at a press conference in Beijing, Huang Yi, of

China proposes coal industry reshuffle

BEIJING, Feb. 4 (Xinhua) -- China proposes to further reshuffle its coal industry by setting higher thresholds for the scale of coal producers and encouraging mergers to form industrial conglomerates, the government said Monday. The minimum standard

China to halt approvals for small coal mines

BEIJING, Feb. 25 (Xinhua) -- China's safety watchdog said Monday it will no longer approve new coal mines that do not meet production capacity requirements in 2013 in order to ensure work safety. High-gas coal mines with an annual production of less

SSS 2009-10-07

The 2009 Nobel Prize in Chemistry goes to Venkatraman Ramakrishnan of the MRC Laboratory of Molecular Biology in England, Yale Universitys Thomas Steitz, and Ada Yonath of the Weizmann Institute of Science in Israel for their studies of the ribosome.

SSS 2010-06-10

This is Scientific American's 60-Second Science, I am Karen Hopkin. This will just take a minute. I once took part in a vodka tasting contest, in which participants tried to tell an expensive brand from a cheap one. I dont recall the exact outcome, f

英语短文：Coal-fired power plants

英语短文：Coal-fired power plants The invention of the incandescent light bulb by Thomas A. Edison in 1879 created a demand for a cheap, readily available fuel with which to generate large amounts of electric power. Coal seemed to fit the bill,

VOA标准英语2011--Nanostructure Promotes Blood Vessel Grow

Nanostructure Promotes Blood Vessel Growth U.S. researchers have developed a new way to promote the growth of blood vessels which potentially could improve treatment in diabetes, organ transplants, stroke, and heart attack. The veins and arteries tha

科学美国人60秒 SSS Nobel in Chemistry for Molecular Machines

This years Nobel Prize in Chemistry is about the worlds smallest machines. G?ran Hansson, secretary general of the Royal Swedish Academy of Sciences, earlier this morning. The Royal Swedish Academy of Sciences has decided to award the 2016 Nobel Priz

煤转化产业 coal conversion industry

中国富煤缺油少气的能源资源特点，造成能源消费主要依赖于煤炭，石油则主要依靠进口，而且带来一系列环境问题。煤清洁转化技术则可以帮助缓解这一难题。近日专家表示，我国将在2020年

Using bacteria to generate energy hopeful

BEIJING, May 24 (Xinhuanet) -- Scientists revealed for the first time the molecular structure of proteins, which enables bacteria to transfer electrical charges, according to a new study. The revelation was published in Proceedings of the National Ac

Chinese energy chief stresses coal consumption control

BEIJING, Feb. 25 (Xinhua) -- China will work to control coal consumption this year in the face of strained coal supplies, the country's energy chief said Saturday. Putting a cap on total coal consumption will help to hasten industrial restructuring a

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标题配对题在雅思阅读考试中一直以来都占据重要地位，对于初涉雅思的学生来说尤其困难。虽然该题型在最近的考试中比重有所降低，但是由于其每个选项只能被选一次导致大片连环错的可