The analysis of fatigue life for one critical position of aircraft structure and test verification are carried out accordingly.
据此对一个飞机结构危险部位作了疲劳寿命分析和试验验证。
Then, the mathematics model of calculating the surface load and point load in the design of aircraft structure static load test using aircraft surface model is established.
其次结合飞机的曲面外形，建立了飞机结构静力试验设计中的分布式载荷和集中式载荷的演算数学模型。
The rigidity calculation of the closed thin - walled section rod structure of aircraft is carried out by using finite element method and the result tallies with the full - scale test value well.
利用有限元法对飞机闭合薄壁剖面杆结构进行刚度计算，其结果与全尺寸试验值吻合较好。
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