Methane is a gas at ordinary temperatures and pressures, making it harder than gasoline and diesel to use as vehicle fuel.
甲烷在常温常压下是一种气体，使其比汽油、柴油更难作为汽车燃料使用。
A life cycle emission assessment model for oxygenated gasoline, from its feedstock to the use on a vehicle, was established according to the life cycle assessment theory.
利用生命周期评价理论，建立了含氧汽油从原料生产到车辆使用的生命周期排放评价模型。
The quality transition of vehicle - use unleaded gasoline during storage and transportation is studied.
介绍了车用无铅汽油在储运过程中的质量变化情况。
Gasoline cleansing agent, in its turn, is an item in the process of vehicle - use gasoline cleansing of most importance.
汽油清净剂则是车用无铅汽油清洁化过程中不可或缺的重要内容。
At present, except the small proportion of the pure natural gas engines, CNG vehicle powered device is basically flexible-fuel engine that can use natural gas or gasoline dividedly.
目前，我国的CNG汽车动力装置，除比例很小的纯天然气发动机之外，基本上是可以分别燃用天然气和汽油的两用燃料发动机。
At present, except the small proportion of the pure natural gas engines, CNG vehicle powered device is basically flexible-fuel engine that can use natural gas or gasoline dividedly.
目前，我国的CNG汽车动力装置，除比例很小的纯天然气发动机之外，基本上是可以分别燃用天然气和汽油的两用燃料发动机。
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