石油资源的日益紧张以及生态环境的一再恶化使得新能源汽车的研发、推广成为各国汽车工业共同关注的焦点。起步晚、投入大、研发历程漫长的新能源汽车在全球范围内仍然处于起步和摸索阶段,其推广因而举步维艰。为解决汽车产业发展与能源短缺、环境恶化之间的矛盾,各国政府都在不遗余力地推动新能源汽车的发展。面对造价高昂、基础设施欠缺的产业现状,多个国家均推出了优惠补贴政策,希望通过政府扶持为新能源汽车发展“保驾护航”。近期,中 The increasing tension of petroleum resources and the deterioration of the ecological environment make R & D and promotion of new energy vehicles a common focus of automobile industry in various countries. Starting late, into a large, long history of research and development of new energy vehicles in the world are still in the starting stage and explore the promotion of its difficult. In order to solve the contradiction between the development of automobile industry and energy shortage and environmental degradation, governments of all countries are making every effort to promote the development of new energy vehicles. The face of high cost, lack of infrastructure, the status quo of the industry, many countries have introduced a preferential allowance policy, hoping to develop new energy vehicles through the government support “escort ”. Recent