Traditional statistics-based approach utilizes a stationary model, in which anomaly value is calculated according to events frequencies in history.
传统的基于概率统计的方法采用的是静态模型，即根据历史上事件出现的频率来计算新事件的异常值。
This paper derives the mathematical express on of the pressure of vacuum arc subjected to an axial magnetic field under stationary model and the assumption of local thermodynamic equilibrium etc.
本文在稳态模型和局域热力学平衡等假设下，推导了在纵向磁场下真空电弧压力的数学表达式。
On the basis of the stationary state mathematical model of a PWM current-source converter, the paper analyzes the coupling of a converter and presents a simple decoupling feedforward control method.
在建立电流源型PWM变流器稳态数学模型的基础上，分析了系统的耦合关系，提出了一种基于小偏量线性化的前馈解耦控制方案。
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