Energy firms often call gas a clean fuel: burning it releases roughly half as much carbon dioxide into the atmosphere as burning coal does.
能源公司常常把天然气称作纯净的燃料：燃烧天然气进入大气层的二氧化碳量大致上是煤炭的一半。
The United States is poised to bet its energy future on natural gas as a clean, plentiful fuel that can supplant coal and oil.
由于天然气是一种清洁、储量丰富的燃料并可替代煤炭、石油等传统能源，美国正致力于将天然气作为国家的能源远景。
A key theme this year is clean transportation, including cars and buses driven by fuel cells, natural gas and other alternative sources.
今年的主题是清洁交通，这包括由燃料电池、天然气和其他替代能源驱动的轿车和公共汽车。
To clean its skies, in recent years, Chongqing first changed the fuel of its taxis, replacing their gasoline tanks with natural gas.
为了洁净天空，近年来，重庆的第一个举措就是更换的士的燃料，将油箱里的汽油换为天然气。
On the premise of guaranteeing the company's gas balance, the redundant gas could be comprehensive used as fuel and chemical material to realize clean production.
针对攀钢焦炉煤气大量富余这一问题，提出了富余焦炉煤气在保证企业煤气平衡的前提下，可作为燃料和化工原料进行综合利用，以实现清洁生产的见解。
The results showed that the biomass gasification producer gas could be a kind of clean and renewable substitute fuel.
生物质气化气是一种清洁、可再生的代用燃料。
One experimental clean-energy car runs on natural gas. Another USES ethanol distilled from corn. A third has a zero-emissions electric motor powered by a hydrogen fuel cell.
一辆尚处于实验阶段的清洁能源汽车依靠天然气行驶。另一辆使用从谷物蒸馏而来的酒精。第三辆则装有由氢燃料电池提供能量的零排放发动机。
It takes up to four barrels of water to generate one barrel of tar-sands crude, and 20% of Canada's natural gas (a clean fuel) is used to produce oil (a dirty one).
每采集一桶焦油沙原油需要耗费四桶水。加拿大20%的天然气（清洁燃料）用来提炼石油（脏的原油） 。
In our country, the proved reserve of natural gas(including coal gas) is plinty. But the gas used as a single way for clean fuel, is not so good.
我国已探明的天然气储量（含煤层气）虽丰，但仅考虑作清洁燃料一种方式来利用不妥。
Gas and carbon fixed char combining burning, strengthening the burning, reached full kindle, clean burning fuel purpose, improve the combustion efficiency.
煤气与固定碳(煤焦)燃烧相结合，强化了燃烧，达到了充分燃烬，洁净燃烧的目的，提高了燃烧效率。
Studying the use of the clean fuel (natural gas) with the environment is the nowadays leading technology in the world.
将清洁燃料（天然气）的利用与环境结合起来进行研究，是当今世界的前沿科学技术。
When liquefied it is known as liquefied petroleum gas (LPG) and is a clean-burning fuel.
当液化后，称为液化石油气（LPG），是清洁燃料。
As a kind of clean and high efficient fuel, the ratio of natural gas in the world fuel market will rapid rise.
天然气作为一种高效清洁的能源，在世界能源市场结构中的比例将显著增加。
As a kind of clean and high efficient fuel, the ratio of natural gas in the world fuel market will rapid rise.
天然气作为一种高效清洁的能源，在世界能源市场结构中的比例将显著增加。
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