烟气
烟气
几乎全部所有的氦都由德克萨斯州阿马里洛市方圆250英里的地区供应;它是通过从积聚的天然气中蒸馏并在精炼中萃取而来的。
It's distilled from accumulated natural gas and extracted during the refining process.它是通过从积聚的天然气中蒸馏并在精炼中萃取而来的。
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。