为了使用这个公式来计算期望值你需要知道真实的概率值。
In order to compute using this formula you have to know the true probabilities.
推导了疲劳许用应力范围计算公式和不同概率水平下疲劳应力的转换关系。
The permissible stress range formula and transfer factor of fatigue stress range were deduced.
推导了疲劳许用应力范围计算公式和不同概率水平下疲劳应力的转换关系。
The permissible stress range formula and transfer factor of fatigue stress range were deduced.
应用推荐