单词：mixed packing gas chromatography
单词：mixed packing gas chromatography 相关文章
Packing 包装 Brief Introduction 包装包括运输包装（外包装或大包装）和销售包装（内包装或小包装）。这些都是为了保护商品的品质完好和数量完整而采取的
商务英语300句
Unit 13 Packing 包装 1. These goods are very expensive, and easily damaged. 这批货很贵又容易被损坏。 2. Last time you told me that you wanted the most economical packaging. 上次你跟我说要最经济的包装。 3. We always take ex
外贸实务口语
Lesson 6 I have to go back to Canada第六课 我必须回加拿大了。 [00:08.63]Let's Join the chant! [00:13.54]Listen and chant along. [00:17.69]Something, something! I have something to tell you.我有件事要告诉你。 [00:28.24]Parents, pa
EEC小学英语六年级
In Islamabad, Mixed Reactions to Musharraf Return On the streets of Pakistan's capital, reactions to former military president Pervez Musharraf's return to the country's political scene are mixed. For residents like Azim Ehsan Qazi, the possibility t
VOA标准英语2013年(四月)
我姐姐刚在一个高尚社区买了房子，那里住的都是医生、律师这一类的高薪单身贵族，跟我住的地方截然不同。我们这里有单身汉、有年轻父母、有双职工、也有不上班的专职妈妈;有白领，也
美国习惯用语
本单元是关于出差打包的对话 Tim: Hurry up Alice! Alice: I'm going as fast as I can. Tim: The plane's going to take off without us at this rate. You've not even finished packing yet! Alice: Don't hassle me! I couldn't just walk out in the middle o
公寓伙伴
About Packing 关于包装S: Saleclerk 售货职员 C: Customer 顾客实用句型 Practical Key SentencesS1: How to pack? 如果包装？ S2: What does it say? 上面写什么？ S3: Can they be mixed? 可以混装吗？ S4: How do you want it wrapp
外贸服装口语
Grammar Girl here. Today's topic is mixed metaphors. Politicians often provide good fodder for language commentary, and one of Barack Obama's comments during the debates has been rattling around in my head for a while now. He made a comment that some
英语语法 Grammar Girl
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
Libyan Conflict Brings Out Mixed Emotions in Rebel Hub Rebels in Libya continue to battle forces loyal to leader Moammar Gadhafi for control of the country. Many in the rebel hub of Benghazi have mixed emotions about the conflict. Scott Bobb reports
VOA标准英语2011年(四月)
At least seven million Americans identify themselves as belonging to more than one race, and interest is rapidly growing in issues of multi-racial identity. In his new book, Mixed, writer and artist Kip Fulbeck presents a collection of portraits cele
VOA标准英语2010年(五)月
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）
包装 Packing （一） The next thing I'd like to bring up for discussion is packing. 下面我想提出包装问题讨论一下。 We'd like to hear what you say concerning the matter of packing. 我很想听听你们就包装问题发表意见。
实用英语
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）
By Jim Teeple Jerusalem/Ramallah 28 November 2007 There has been a mixed reaction in Israel and the Palestinian territories to the Annapolis Mideast peace conference. VOA's Jim Teeple spoke with Palestinians in the West Bank city of Ramallah, and wit
VOA常速英语2007年（十一月）
By Barry Wood Washington 20 February 2008 The International Monetary Fund Wednesday gave Afghanistan a mixed economic report card, saying the country's overall reforms are on track but corruption and a dramatic rise in opium production pose significa
VOA常速英语2008年（二月）
A young man was getting ready to graduate from college. For many months he had admired a beautiful sports car in a dealer's showroom, and knowing his father could well afford it, he told him that was all he wanted. As Graduation Day approached, the y
阅读空间
Nick: Arent you done packing yet? We need to leave for the airport in 15 minutes. Mariah: Im almost done. I just need to finish packing my garment bag . Nick: Youre bringing a garment bag? What for? Mariah: For my dresses, of course. I dont want them
地道美语播客