Calculation result shows that tank structure meets the strength requirement, and the design of main body is reasonable.
计算结果表明：罐体结构满足强度要求，且主体设计比较合理。
By studying the influence of some of the main components, the influence factors of the modal and static stiffness in the body structure design are found.
通过研究主要零部件对结构扭转刚度及低阶模态的影响，明确了车身结构设计中的主要影响因素。为轻型客车车身设计提供了参考依据。
The main objective of this research is to explore a method how to solve the fatigue design problem of the locomotive car-body structure.
此项研究的主要目的在于探索机车车体结构疲劳设计的解决方法。
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