试验成功的国内首辆LNG油气双燃料改装轿车在西安亮相（7月27日摄）。7月27日，由西安西蓝天燃气集团成功改装的国内首辆LNG油气双燃料轿车在西安正式亮相。据了解，该车通过将温度为-162℃的液化天然气直接注入储液瓶使用，充装30立方米可行驶500公里左右。LNG液化天然气作为车用代替燃料具有燃烧安全、续驶里程长、节约成本等特点。新华社记者 李一博 摄      The first trials are successful domestic LNG oil and gas dual fuel adapted a car in xian appear（July 27, taken）。July 27,，The xian west blue sky group successfully adapted gas domestic first LNG oil and gas dual fuel car car made its debut in xian。According to understand，The car through the will to-162 ℃ temperature of liquefied natural gas (LNG) injected directly into liquid storing bottles of use，Filling 30 cubic meters on about 500 kilometers。LNG liquefied natural gas (LNG) as a car instead of burning fuel is safe、Mileage long trip range、To save costs, etc。The xinhua news agency LiYiBo perturbation