单词：chiral selection gas chromatography
单词：chiral selection gas chromatography 相关文章
注释： U.N. Secretary-General 联合国秘书长 interim [5intErim] adj. 临时的，间歇的，暂定的 interim government 临时政府 envoy [5envCi] n. 外交使节，特使 Lakhdar Brahimi 赫达
VOA2004（上）--各类新闻
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
奥尼尔 Shaquille O'Neal Name：Shaquille O'Neal Born: 03/06/72 Height: 7-1 / 2,16 Weight: 325 lbs. / 147,4 kg. Position: C College: Louisiana State ’93 姓名：沙奎尔-奥尼尔 生日：1972年
奥运英语
By Jim Malone Washington 25 October 2007 The lengthy and complicated process of choosing the next president of the United States begins in early January when voters attend party caucuses and cast ballots in primaries to select the presidential nomine
2007年VOA常速英语（十月）
By Jade Heilmann Dakar 04 December 2007 Opposition leaders in Togo say they are angry that a little-known ruling party official has been named the country's new prime minister. They say the government should be more open to opposition parties, given
VOA常速英语2007年（十二月）
DAVID GREENE, HOST: Well, they do not call it March Madness for nothing. It is time. The selection committee has made their selections. We have the brackets. We have the 64 teams - or maybe more than 64, as we'll hear in a minute. It's NCAA tournamen
2017年NPR美国国家公共电台3月
[00:00.00]2 You are one of the programme's producers who [00:07.03]must decide on the final six participants. [00:10.58]Read a briefing on p.69 explaining the criteria [00:14.79]that you should use to make your selection. [00:17.44]Then answer the qu
北师大版高中英语模块10(选修)
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）
Starting in 2006, BMW China has run its Destination X-Tour for five consecutive years. The tour is a long distance driving combining challenging experience with charity work. The selection of this year's X Tour members stated last weekend. In contras
世界各地新闻集锦
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）
Republican presidential candidate John McCain's selection of Alaska Governor Sarah Palin as his vice presidential running mate has shaken up the U.S. presidential race in some unexpected ways. VOA national correspondent Jim Malone has more from Wash
VOA标准英语2008年（九月）
By Jeffrey Young Washington 14 December 2007 The central U.S. state of Iowa, and several other states, have an alternative way to select presidential nominees for the Democratic and Republican parties. In this segment of How America Elects, VOA's Jef
VOA常速英语2007年（十二月）
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
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
Marcelo injury gives Mourinho selection headache RIO DE JANEIRO, Oct. 14 (Xinhua) -- Real Madrid coach Jose Mourinho has been left with a selection headache after Brazilian Marcelo joined fellow left-back Fabio Coentrao on the club's injury list on S
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
WASHINGTON, April 16 (Xinhua) -- With Monday's choice of U.S.-nominated Jim Yong Kim to head the World Bank, the global lending institution continued its longstanding -- and controversial -- tradition of keeping an American at the helm. Nominated las
英语新闻
视频在英语中常表示为： video frequency (V.F.); vision frequency; visual frequency; video 例句: 1. 谁说视频游戏不能被赋予教育意义? Who says video games aren't educational? 2. 选择面广而且视频质量高。 High qualit
英语口语