单词：aluminium soap-carbon black thickened grease
单词：aluminium soap-carbon black thickened grease 相关文章
Lesson 4 Black-lead 第四课 黑铅 What is the black-lead in your pencil made of? If you take a bit of the metal which we call lead, you will find that it is grey in colour, very heavy, and not at all like the black-lead in your pencil. But the lea
英国学生科学读本
This is Scientific American's 60-Second Science. I'm Amy Kraft. Got a minute? Out of control drivers aren't the only thing city cyclists have to worry about. New research suggests that cyclists are at increased risk of lung damage because of soot. A
Scientific American(九)月
导购口语: I'd like to see the Apple computers. Do you have? 我想看看那苹果公司生产的电脑，有吗？ My office needs two copy machines. 我办公室需要2台复印机。 Here's a list of the items I want for my office: two boxes of
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The aluminium smelter at Tiwai Point near Invercargill opened in 1971. It had a contract to buy cheap electricity, generated by hydro-electricity from Lake Manapouri which is not far away. Now in 2013, 13% of all electricity generated in New Zealand,
新西兰英语
He wanted to wash his hands. His hands were dirty. They were dirty from the newspaper. All newspapers have black ink. The black ink got on his hands. When he rubbed his nose, he put black ink on his nose. His wife looked at him. She laughed. Why are
原版英语小短文
He wanted to wash his hands. His hands were dirty. They were dirty from the newspaper. All newspapers have black ink. The black ink got on his hands. When he rubbed his nose, he put black ink on his nose. His wife looked at him. She laughed. Why are
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Song：A Perfect Match Artist：A Teens You spend your money on diamonds and pearls I'd sell my car just to travel the world I look broke baby - You got flash But even so we're a perfect match. You're into fashion, dinners, and art I know the South P
英语热力歌曲
The Australian government is facing mounting opposition to its pioneering carbon trading scheme after it unveiled legislation it hopes to pass by the middle of this year. Australia is proposing what could be the most sweeping cap-and-trade system in
VOA标准英语2009年(三月)
Study: Reducing Soot is Fastest Way to Slow Climate Change A new study finds that reducing carbon-rich soot emissions could be the fastest and most economical way to slow climate change and protect human health. Those dust-like particles released in
VOA标准英语2011年(九月)
If you've gone shopping for a car lately, you might have noticed that fuel economythe number of miles per gallonis creeping up. One reason is a more efficient type of fuel injection, called gas direct injection. Its a feature of half the new cars sol
2016年Scientific American(八)月
Soot was cause for a different concern in another recent study. Scientists with the American space agency, NASA, suggest it as a major cause of global warming. The study says the problem is how soot interacts with snow and ice. Snow and ice have high
英语时差8，16
Selfies could soon be even sharper, if claims about Apple's next iPhone are confirmed. 若关于下一代iPhone的推测属实，自拍体验或许会更加炫酷。 Experts analysed the recent test version of iOS 9 released by the firm - and founds
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Soaring Price of Used Grease Attracts Thieves The high price of food and fuel has made a valuable commodity out of an unexpected resource: the price of used vegetable oil from restaurant fryers is so high that people are stealing it. Just ask grease
VOA标准英语2011年(十月)
Two fresh attacks by short sellers on Hong Kong-listed stocks are testing the citys efforts to limit companies ability to halt their shares from trading without answering allegations. 卖空者对香港上市股票发起的两起最新袭击，正在考
英语新闻
Lesson 37 All About A Penny 第37课 关于便士 When I was a little boy, pennies, and halfpennies, and farthings were made of pure copper. But copper is too soft a metal to stand the rubbing which coins get. So these old pennies soon became so smoo
英国学生科学读本
A Teens - A Perfect Match You spend your money on diamonds and pearls I'd sell my car just to travel the world I look broke baby - You got flash But even so we're a perfect match. You're into fashion, dinners, and art I know the South Park Series by
好听的英文歌曲
本期内容： Couldchipfathelpdirtyshippingcleanupitsact? Theglobalshippingindustryisasbigacontributortogreenhousegasemissionsasaviation, andtheheavyfueloilthatpowersitsgiantvesselsisexceptionallydirty-packedwithsoot, blackcarbonandsulphur.InSeptem
夏说英语新闻晨读
Topics: Famous Americans: Booker T. Washington; things Americans believe are lucky; horribly versus terribly versus awfully; full tuition reimbursement; carbon copy Words: freedmen peer activism accommodating desegregation historically black universi
美语听力 English Cafe
In the small village of Lasanayah, Mamadou Kalissa looks out over his ancestral home. 在Lasanayah的一个小村庄里，马马杜卡利萨朝着自己的老家看去。 Last year it was farmland but now bauxite mining has turned it into a Martian l
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