The strength of new designed magnesium alloy seat frame is improved in both strength and stiffness.
2
建立了客舱地板及其下部结构的有限元模型，客舱地板以上的框段结构、乘员质量和座椅被简化为刚性质量块。
A finite element model of the cabin floor and its underneath structure is developed. Rigid blocks are used to simulate the structure above the cabin floor and the mass of the passenger and the seat.
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