单词：fuel high heating value
单词：fuel high heating value 相关文章
Nowadays, most of the food we eat is cooked in ovens or on stoves. The heat which is needed to cook this food comes from burning wood, gas, or other fuels1. However, natural resources2 are decreasing. When fuel becomes less available, people have to
常春藤生活英语
This is the VOA Special English Economics Report. Cargo containers are loaded onto a ship at the Port of Miami In the last thirty years, American businesses have increasingly used suppliers in China and all over the world. This helped fuel a current
VOA慢速英语2008年（八）月
This is Scientific Americans 60-Second Science. Im Steve Mirsky. Got a minute? To keep your car purring, you have to change the oil. Such maintenance produces eight billion gallons of used motor oil annually. Some waste oil does get re-refined to pro
Scientific American(三)月
An increase in world oil prices is helping Vietnam speed economic growth and build new roads and bridges. But it also means higher fuel prices for its own people. Vietnam is not a major oil-producing nation like some Middle Eastern nations. However,
2018年VOA慢速英语(十)月
ECONOMICS REPORT - High Fuel Prices Fail to Spread Inflation, at Least Not Yet By Mario Ritter Broadcast: Friday, September 23, 2005 I'm Bob Doughty with the VOA Special English Economics Report. Whil
健康与经济
By Mil Arcega Washington, DC 27 July 2006 watch Green Vehicle report The cost of gas at the pump keeps going up The high price of gasoline is changing the way we drive. And there are more concerns about the environment. Car manufacturers say those f
2006年VOA标准英语（七月）
Take for an example, bio-diesel fuel can be made from vegetable oil and animal fats, and its chemical make up includes carbin chains, joush worth knows that he didn't learn the chemistry class and hasn't taken chemistry yet. Brook horper, a field in
CNN2012年(五)月
Schools across the U.S. are looking for ways to reduce transportation costs. Transcript of radio broadcast: 16 July 2008 This is the VOA Special English Education Report. High fuel prices are affecting all areas of life, including education. Some sc
VOA慢速英语2008年（七）月
SCIENCE IN THE NEWS - A Silent Killer Carbon Monoxide Poisoning This is SCIENCE IN THE NEWS, in VOA Special English. I'm Christopher Cruise. And I'm Bob Doughty. Winter has brought cold weather to many parts of Earths northern hemisphere. With the co
2013年VOA慢速英语(三)月
This is the VOA Special English Economics Report. 这里是美国之音慢速英语经济报道。 Unrest in North Africa and the Middle East has pushed oil prices back into the news. Prices have been rising at their fastest level since two thousand
2011年VOA慢速英语(三)月
US Motorists Fume, Politicians Bicker Over High Fuel Prices During the past month, gasoline prices have risen 20 percent or more in some parts of the country, draining drivers wallets as they fill up their gas tanks. It is very disturbing. It is very
VOA标准英语2012年(二月)
This is SCIENCE IN THE NEWS, in VOA Special English. I'm Christopher Cruise. And I'm Bob Doughty. Winter has brought cold weather to many parts of Earths northern hemisphere. With the cold comes a danger as old as mans knowledge of fire -- death or i
英语语言学习
Oil and the world economy 原油和世界经济 The new Greece? 又一个希腊？ How to assess the risks of a 2012 oil shock 如何评价2012石油危机的风险 WITH the euro crisis in abeyance, high oil prices have become the latest source of wo
经济学人财经系列
As rising fuel costs drive up the cost of transportation, the transportation industry itself is being forced to change. America's biggest carmaker is closing factories where its largest vehicles are made, and expanding plants that build small cars.
VOA标准英语2008年（八月）
By Ron Corben Bangkok 28 April 2008 A senior United Nations official warns that economic inequalities in the Asia-Pacific region could worsen as energy costs rise. As Ron Corben reports from Bangkok, energy security and poverty reduction are key them
VOA常速英语2008年（四月）
WELLINGTON, March 23 (Xinhua) -- Fuel prices are at their highest level in nearly three years in New Zealand on Wednesday after the four main oil companies increased their prices by 3 cents. Shell, Caltex, BP and Mobil have raised the price of 91 oct
英语新闻
With rising oil prices inflating the cost of almost everything, people are looking for other ways to power vehicles, and even for alternatives to vehicles. In this report, VOA's Kent Klein looks at ways to end the era of expensive fuel. (Part 5 of 5
VOA标准英语2008年（八月）
By Mike O'Sullivan Los Angeles 16 November 2007 Auto makers who are showcasing their latest models at the Los Angeles auto show are expanding product lines in the hope of staying competitive in a changing market. Mike O'Sullivan reports, carmakers fr
VOA常速英语2007年（十一月）
WITH the euro crisis in abeyance, high oil prices have become the latest source of worry for the world economy. Oil is the new Greece is a typical headline on a recent report by HSBC analysts. The fear is understandable. Oil markets are edgy; tension
经济学人综合
Ya?l: Welcome to another episode of Lunch with Don and Ya?l. So, Don, what are you eating today? Don: Nothing. Y: Nothing!?! Are you on a diet or something? D: Not by choice. To be honest, I'm trying to save money by buying less food. Y: Why? D: Beca
英语时差8，16