On the basis of APOS theory proposed by Dubinsky, a famous mathematic educator, this paper proposed corresponding learning strategy for the concepts of discrete mathematics.
本文基于著名数学教育家杜宾斯基的APOS理论，提出相应的离散数学概念学习策略。
And after the discrete mathematic model for stability analysis and design a set of military reinforcement machine load of embedded system with ac servo device combined with the dynamic control system.
并对离散化后的数学模型进行稳定性分析，设计了一套以军用加固机加载嵌入式系统与交流伺服装置相结合随动控制系统。
Through detailed mathematic analysis and induction, a discrete time model of bandwidth and buffer limited stream media system is built.
论文通过详尽的数学分析和数学归纳，建立了带宽和缓存均有限的流媒体系统的离散时间模型。
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