探讨了在世界各国环境保护法规日益严格的情况下，石油炼制企业和研究开发部门在生产清洁汽油燃料时所面临的问题，世界各国清净燃料发展的趋势以及研究开发部门应该采取的对策。着重讨论了研究开发制取清洁汽油的重要组分——异构（支链）烷烃的重要性、途径和相关的化学原理。

In the case of more and more strict environmental protection regulations in the world, the paper reviews in detail the problems that refiner and R&D branch are confronted with during the production of clean gasoline fuel,the development trend of clean gasoline fuel in the world and the countermeasure that R&D branch should take in future. The significance, routes and chemical principle to produce isoparaffins, an important constituent in gasoline pool,in China are discussed emphatically.