对于一类具有状态和有限自动机输出时滞的离散混合系统，给出了混合观测器的设计方法。

An observers design methodology was proposed for a kind of discrete hybrid systems with state delay and location identification delay.

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基于局部作用原理，借用有限元离散和插值技术，引入元胞自动机的演化思路，得到一种新的力学计算方法——元胞单元法。

Based on principle of local action and the idea of cellular automata, a new mechanical method cellular element method is presented through inducting the discrete techniques of finite element method.

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离散事件系统的数学模型是自动机。

Discrete event system is modelled as automaton.

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