Structural FE analysis on an integral bus is performed, in which optimal design of multiple performance objectives of structural strength, vibration modal frequency and mass is researched.
对某全承载式大客车进行了结构有限元分析，研究了该客车结构强度、振动模态频率、质量等多个性能目标的优化设计问题。
Integrated analysis of these results is helpful to strati - graphic interpretation, the analysis of absorption and frequency dispersion, the identification of multiple reflection, and so on.
综合对比这些结果，可用于地层岩性解释、分析吸收和频散作用、以及分辨多次波等。
Multiple regression analysis showed that the score of SDS was correlated with the self-efficacy, help seeking, self-accusation, economic status and frequency of seizure.
多元逐步回归分析显示，对癫痫患者SDS分值影响最大的是自我效能感、求助、自责、经济情况、发作频率。
From these analysis result, we can make a conclusion that the factors affects system natural frequency and the vibration is not unique and linear, but multiple and co-effective.
从这些分析结果中可看出，影响系统固有频率和振动的因素不是单一的、线性的，是多种因素共同作用的结果。
By using multiple overlapped SPWVD Windows, the effect of cross-term interference in the time-frequency analysis was minimized.
通过将多个时频分析的窗口重叠来克服时频分析中交叉项的影响。
By using multiple overlapped SPWVD Windows, the effect of cross-term interference in the time-frequency analysis was minimized.
通过将多个时频分析的窗口重叠来克服时频分析中交叉项的影响。
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