采用Logistic回归和成比危险函数(proportional hazards function)分析的方法对资料进行分析.结果在脑梗死组中,入院时低体温者病死率低而高体温者病死率高.
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通过险度函数的研制风险分析为风险决策提供了量化的决策依据。
The development risk analysis based on risk measurement function enables effective risk decision to be made on the basis of quantified risk.
本文首先借助于极限平衡方程以及莫尔-库仑强度理论，建立计算双滑块安全系数的表达式，然后，以该表达式作为目标函数，利用优化理论探讨了双滑块最厄险滑动面的确定方法。
In this paper the equation has been developed for calculating the factors of safety of the double sliding blocks by means of the limit equilibrium and the Mohr-Coulomb strength theory.
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