According to the characterization of metallography principle, the request of animation in the multimedia course software was proposed.

根据《金属学原理》的特点，提出了多媒体课件中的动画制作要求。

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It stresses the characteristics of network courses and explains the course mode of 'multimedia assisted teaching software system' and the methods and steps to perform the mode.

既突出网络课程的特点，又讲述了构建该课程“多媒体辅助教学软件系统”的模式，以及实现该模式的方法和步骤。

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According to the characteristics of "signal and system" and "digital signal processing", the MATLAB software was used effectively on the simulation experiment, course design and multimedia teaching.

针对“信号与系统”、“数字信号处理”课程的特点，运用MATL AB软件进行模拟实验、课程设计，并运用多媒体教学提高了教学效果。

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