1汽车市场、汽车工业、汽车用钢1．1汽车工业的发展与汽车用钢经过长达一个多世纪，汽车经历了技术开发、批量生产、实用化、产业化及高级化等阶段，现已成为人们生活中不可缺少的运输工具。1994年全球汽车实际总产量为5098刀万辆，汽车保有量为6．22亿辆，全球平均每100人拥有 1 automobile market, automobile industry, automotive steel 1.1 Development of automotive industry and automotive steel After more than a century, the automobile has experienced the stages of technology development, mass production, practicality, industrialization and advanced technology. Now, Become an indispensable means of transport in people’s lives. In 1994, the actual global production of automobiles was 50.98 million vehicles and the number of vehicles was 622 million vehicles, with an average of every 100 people in the world