Method The natural frequencies of the hypergravitation training facility were modified by using sensitivity analysis method.

方法采用灵敏度分析法对超重训练设备的固有频率进行修改设计。

Empiristic analysis, through interviewing probe and questionnaire survey and multiple statistical analysis method, amends employee turnover forecast model of dynamic.

实证分析部分,通过访谈调查和问卷调查,修正员工离职动因预测模型。