摘要
对我国高速旅客列车车体承载结构所用材质和结构形式进行了分析比较，认为铝合金是其车体结构的首选材料。同时还提出了我国研制高速列车客车车体需要解决的一些技术难题。
The structure forms and materials of high speed coach are discussed.Aluminum alloys are considered as the selected materials,and some technical problems of manufacturing are also put forward here.
关键词
车体
承载结构
材质
铁路列车
高速客车
high-speed passenger trains
car bodies
bearing structures
materials
