单词:vapor lock due to overheating of fuel in the fuel system
单词:vapor lock due to overheating of fuel in the fuel system 相关文章
By Caty Weaver Broadcast: July 25, 2003 This is Bill White with the VOA Special English Environment Report. Researchers say they have found a way to reduce the cost of some 1)fuel cell production. The
Broadcast: February 14, 2003 By George Grow This is the VOA Special English Environment Report. President Bush has offered a plan to speed development of technology that uses hydrogen as fuel. His goa
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
Technology Report - Could Waste Plastic Reduce Our Need for Oil? 科技报道 - 塑料制油技术是否可以减少美国的石油需求 From VOA Learning English, this is the Technology Report in Special English. 这里是美国之音慢速英语科技
For something that could revolutionize the world, its come along very slowly. The fuel cell was invented in 1839, but there was little development until the 1950s when NASA started to use them in space where they are still used today. Now, after yea
People around the world are feeling the effects of the rising oil prices. More expensive fuel means changes in transportation habits, as well as hard times in places where the cost of basic goods is also rising. It also means an uncertain future for
By Jim Teeple Jerusalem 22 January 2008 Israel has allowed a one-day delivery of food and fuel to the Gaza Strip, partially lifting a nearly week-long blockade of the territory. VOA's Jim Teeple has details from our Jerusalem bureau. Israeli official
By Jim Teeple Jerusalem 29 October 2007 Israeli officials have begun reducing fuel supplies to the Hamas-controlled Gaza Strip. VOA's Jim Teeple reports Israel has also closed a key crossing point as part of a package of sanctions Israel says is in r
This is the VOA Special English Development Report. A hydrogen fuel cell powered bus in Hartford, Connecticut, in 2007. If you travel by bus in Sao Paulo, Brazil these days your vehicle may be powered by hydrogen fuel cells. The city's urban transpo
By Greg Flakus Detroit 14 January 2008 More than 6,700 reporters from 42 nations are in Detroit for the news media preview of that city's North American International Auto Show, which opens to the general public this weekend. This year's show emphasi
Welsh Company Promises More Affordable Hydrogen-Powered Cars 生产更廉价的氢动力汽车 Green cars, powered by electricity from either rechargeable batteries or hydrogen fuel cells, are already on the market, but still too expensive for most c
By Paul Sisco Washington, DC 04 August 2006 watch Energy Independence Some Americans say fossil fuel dependency is a national addiction. But there is one nation that seems well on the way to kicking the habit. Iceland, as seen from space Iceland is
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.
今天我们要学的词是fuel。 Fuel, 做为动词,有刺激的意思。The basketball player put his house up for sale, fueling speculation that he is being traded, 这个篮球队员正在卖房子,大家因此猜测,他可能要被球队换
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
Kenya is joining a long list of countries planning to produce diesel fuel from the poisonous-but-oil-rich seeds of the jatropha tree, a plant indigenous to South America. The tree is at the heart of a five-year strategy to develop a bio-fuel industr
By Liam Cochrane Kathmandu 19 February 2008 Nepal's capital, Kathmandu, has almost run out of gasoline, because political protests in southern districts have blocked deliveries for six days. The fuel shortage is causing long lines at gasoline pumps a
By Teri Schultz Brussels 20 August 2007 The European Union says a Hamas plan to try to make money off EU fuel donations to the Gaza Strip means the suspension of fuel oil deliveries to the territory will continue. Teri Schultz reports from Brussels.
What Is Fire? 火是物质燃烧过程中散发出光和热的现象,是能量释放的一种方式。火焰分为焰心、中焰和外焰,温度由内向外依次增高。燃烧过程必须有可燃物、燃点温度、氧化剂三项并存,缺一