单词：antiknock quality
antiknock quality的用法和样例：
例句
- Some of phenol compound and oxygen containing compounds with tertiary butyl group were screened to use as gasoline antiknock additives.在实验过程中筛选出几种酚类化合物和叔丁基含氧化合物等作为汽油抗爆添加剂。
单词：antiknock quality 相关文章
How important is quality to you? Its very important to me. Unfortunately, a lot of the time its also very expensive. But not all of the time. It depends on what you buy. I can buy very good quality clothes very cheaply. They are often the same qualit
听一分钟英文-Q
Quality of life is important to all of us. Its something we all try to improve. Im just wondering how easy it is to improve your quality of life. The biggest things that affect how happy you are are your job, house, holidays and friends. Of course th
听一分钟英文-Q
ESL Podcast 1174 Describing Video Quality Amelia: I wish we had hired a professional videographer to film it instead of asking your friend Lenny to do it. Victor: This video isnt so bad. The production quality isnt the best, but he did a pretty good
2016年ESL之餐饮娱乐
A new report from the Ministry of Environmental Protection has revealed Beijing is at the center of China's worst area for air quality. CRI's Lucy Du has more. Reporter: The new report says in 74 Chinese cities, the average air quality readings only
世界各地新闻集锦
ACT I Where's Mom? 妈妈呢? She went to a school-board meeting. 她去参加联合校董事会会议了。 I don't know how she does it. 我不知道她怎么办到的。 She sure keeps busy. 她真的
走遍美国 Family Album U.S.A
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2008年ESL之旅行交通购物
Adrienne, The United States speaker What are my best qualities? This is a difficult question for someone to answer I think, but I'll give it a shot. I think my best qualities are probably that I have a good sense of humor. I genuinely like people and
一起闲话英语-English Chitchat
Adrienne, The United States speaker What are my worst qualities? Well, let's just stick with one for now cause the list could be very long if we did all of my worst qualities. I think one of my worst qualities is that often times I can be very stubbo
一起闲话英语-English Chitchat
A senior Chinese official has called for promoting high-quality development by pushing forward supply-side structural reform and accelerating the building of a modernized economy. CRI's Yu Yang has the story. Vice Premier Han Zheng made the remarks i
2018CRI中国国际广播电台
AGRICULTURE REPORT - Simple Ways to Protect Water Quality By Mario Ritter Broadcast: Tuesday, July 26, 2005 I'm Barbara Klein with the VOA Special English Agriculture Report. Afghans wash carrots in d
农业与发展
We are responsible to replace the defective ones. 我们保换质量不合格的产品。 It's really something wrong with the quality of this consignment of bicycles. 这批自行车的质量确实有问
实用英语
The goods are available in different qualities. 此货有多种不同的质量可供。 Nothing wrong will happen, so long as the quality of your article is good. 只要商品质量可靠，就不会发
实用英语
BEIJING, June 7 (Xinhua) -- Disputes regarding the quality of Beijing's air have sparked criticism against the Chinese government for allegedly dismissing its responsibility to provide a better environment. The U.S. embassy in China releases hourly a
英语新闻
今天我们要学的词是quality time。 Quality time, 意思是高品质的时光。 The newly weds tried to spend quality time together despite busy work schedules, 尽管工作很忙，但是这对新婚燕尔的夫妇还是想方设法在一起渡
英语每日一词
Where's Mom? 妈妈呢? She went to a school-board meeting. 她去参加联合校董事会会议了。 I don't know how she does it. 我不知道她怎么办到的。 She sure keeps busy. 她真的是忙个不停。 It's important to her. 这对她来说
英语杂谈
BEIJING, Jan. 28 (Xinhua) -- China lacks quality environment assessment agencies, according to a government report issued on Monday. The Ministry of Environmental Protection (MEP) publicized a report after a three-year survey into the country's envir
英语新闻
China's General Administration of Quality Supervision, Inspection and Quarantine has pledged to keep 92 percent of the sample product quality above the state standards while reducing accidents of elevators and other mechanical devices. Improving the
2016CRI中国国际广播电台
China has seen more cities meet required air quality standards over the last year, and is now planning even more measures to tackle air pollution and protect blue skies. Li Ganjie, China's Minister of Ecology and Environment, says air quality improve
2018CRI中国国际广播电台
Beijing's municipal authorities will issue new regulations to improve air quality by the end of this year. The smoggy weather has affected a total area of 1.3 million square kilometers in China recently. The new regulations include higher standards f
英闻天下
Tuesday at 8, CCTV's Mandarin Finance Channel will present its annual 'March 15th Show', to mark World Consumer Rights Day. It features undercover and investigative reports into quality scandals in China. With the government seeking to transform Chin
cctv9英语新闻2016年