单词：expert system of gas chromatography
单词：expert system of gas chromatography 相关文章
A little old lady goes to the doctor ... and says,
英文笑话
Broadcast: Feb 13, 2003 Demand for electricity is growing in Mexico, but the state-owned oil company, known as Pemex, is reducing the amount of natural gas it can provide for electrical generation. Th
VOA2003（上）-国际时讯
The legendary political economist Peter Drucker has died at age 95. Drucker wrote more than 3 dozen books and countless articles, but for such a prolific writer, he offered rather pithy advice. The most important thing is to know what you're good at,
2005年NPR美国国家公共电台
By Deborah Block Washington 13 May 2008 As the price of gasoline continues to rise in the U.S., more Americans are buying smaller, more fuel-efficient vehicles. Others are holding on to their big cars, in hopes that gas prices will eventually go down
VOA标准英语2008年（五月）
The independent U.N. expert on torture and other cruel, inhuman or degrading treatment, says torture is practiced frequently in many countries, and that prison conditions are often so poor they can be considered cruel and inhuman treatment. From Uni
VOA标准英语2008年（十月）
Expert Says Cooperation Can Resolve Global Water Scarcities A barbed-wired fence divides farmlands in India and Pakistan, nuclear-armed neighbors with a history of violent conflict. But the waters that feed them know no boundaries. The Indus River ba
VOA标准英语2013年(三月)
By Victoria Cavaliere New York 06 December 2007 International mediators are due to present a report to the United Nations Security Council next week on Kosovo's push for unilateral independence from Serbia. More than a dozen European nations and the
VOA常速英语2007年（十二月）
ARI SHAPIRO, HOST: The U.S. Supreme Court heard arguments today in a case that could have implications for death row inmates. It was brought on behalf of a man from Alabama. At issue is whether an indigent defendant whose sanity is a significant fact
2017年NPR美国国家公共电台4月
Do you have gas? Beginners. What kind of a question is that? Are you talking about my body or my car? Well, actually, I am talking about your car. Gas, or petrol, as it is called in England, is a big subject at the moment. Driving a car has become re
英语博客 A cup of English
By Robert Berger Jerusalem 02 April 2008 Israel is strengthening security on its home front in a sign of war jitters. As Robert Berger reports from VOA's Jerusalem bureau, Israel is casting a wary eye toward Iran. Israel's security Cabinet has decide
VOA常速英语2008年（四月）
BEIJING, June 25 (Xinhua) -- A senior Chinese official on Monday called for the country to speed up mass production of shale gas with its own technologies to ensure adequate energy supply. Efforts must be made to achieve early breakthroughs in the ap
英语新闻
By Greg Flakus Fort Collins, Colorado 10 July 2007 This past weekend concerts took place around the world to focus attention on the problem of global warming, which former U.S. Vice President Al Gore says is the greatest single threat facing humankin
2007年VOA标准英语（七月）
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的奖励! Thank you！
能源行业英语
BEIJING, Sept. 23 (Xinhua) -- A defunct U.S. satellite is expected to crash down to Earth Friday, with nobody knowing where or when exactly it will hit. This was avoidable, a Chinese expert said Thursday. Pang Zhihao, a researcher from the Chinese Re
英语新闻
CAIRO, Jan. 24 (Xinhua) -- Police in Tunisia have fired tear gas at anti-government protestors to disperse demonstrations(示范,展示) outside the prime minister's office, Dubai-based al-Arabiya TV reported. The confrontation(对抗) comes after hu
英语新闻
3 surefire ways to waste gas I have been reading an awful lot of stories regarding two wheeled motorcycles or scooters as a better way to deal with the high gas prices. I total disagree after all its only money right? Here are 3 simples steps that yo
阅读空间
By Lisa Schlein Geneva 09 June 2008 The U.N. Special Investigator into the Human Rights situation of Burma, also known as Myanmar, is calling for an investigation into the alleged killing of prisoners during the early days of Cyclone Nargis. The exp
VOA标准英语2008年（六月）
COPENHAGEN, Nov. 3 (Xinhua) -- The launch of Shenzhou-8 and the successful docking with Tiangong-1 in outer space represented a milestone in both Chinese and international space programs, Danish space scientist and media said Thursday. Michael Linden
英语新闻
Listen to the dialogues and fill in T for True, F for False. 英语对话1 A: Do you know what kind of petrol this car is using? B: No idea. This car is rented! A: Gee. You should ring for an enquiry. 英语对话2 A: Have you ever been to TRJ gas st
英语听力练习题
Luke entered the classroom. He saw one empty desk. It was the last desk in the far row next to the wall. He walked over to it and sat down. An old man was sitting in front of him. The teacher started talking. Luke started taking notes. The old man mo
英文短篇故事（纽约）