The problem of achieving stable reliability analysis of piezoelectric trusses with random parameters was studied on the basis of the finite element analysis method and stable secular equation.
在有限元分析方法基础上，基于稳定特征方程对随机参数压电桁架结构进行稳定可靠性分析。
The stability coefficients of landside were 1.14 and 1.10 in nature and earthquake conditions by finite-element method, and these results proved that the landside was stable in these two conditions.
采用有限元法计算该滑坡在天然与地震两种条件下的稳定性系数分别为1 14和1 1，可以认为滑坡在两种条件下的稳定性较好。
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