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。
According to the requirements of aircraft structure fatigue test, the paper gives some rules and methods through analyzing and studying three major factors which affect test results.
本文根据飞机结构疲劳试验的要求，分析并研究了影响试验结果的三个重要因素。
Through ground test, suitable parameters of the structural filter are selected and the coupling between the flight control system and the aircraft elasticity structure is effectively restrained.
通过试验，选择了合适的结构滤波器参数，有效地抑制了飞行控制系统与飞机弹性结构之间的耦合。
During the design of a new aircraft, the suspended static test must be carried out to test whether its structure can satisfy the need of strength specification and CCAR23 air worthiness test.
新飞机研制必须经全机悬空静力试验验证其结构的强度是否满足强度规范和CCAR 23适航条例要求。
The method met the demands of the strength and fatigue test tensile-press loading apply technique require of complex aircraft structure. Test results demonstrated that …
试验结果表明，与传统加载所采用的胶布带相比，三种形式加载块的静强度、疲劳性能和加载速率均有明显提高。
The method met the demands of the strength and fatigue test tensile-press loading apply technique require of complex aircraft structure. Test results demonstrated that …
试验结果表明，与传统加载所采用的胶布带相比，三种形式加载块的静强度、疲劳性能和加载速率均有明显提高。
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