电动汽车的关键技术及发展对策

在简述了电动汽车研制现状以后，谈到当前由于节能和环境保护的要求，各国在法规、标准、政策等方面也作出规定，促进了电动汽车的研制。介绍了电动汽车的关键技术（总体设计及车身，驱动用蓄电池，驱动用电动机及其调速系统和电动汽车的综合监控系统）与存在的问题。最后提出了我国加速发展电动汽车应采取的对策。

Key Techniques and Strategies for Development of Electric Automobiles

After a brief account of the current research in electric automobiles,the paper presents the regulations in norm,standard and policy established by industrial countries to speed up this research.It also introduces the key techniques (i.e.the general design,the body of the car,the driving battery,the driving motor and its speed-governing system,and the comprehensive monitoring system) and points out the problems to be solved.At last,it puts forward the strategies for the development of electric automobiles in China.