This paper introduces the principle of geometric justification of stability in a linear ordinary system and realization of computer graphing.
本文介绍了线性定常系统稳定性几何判据的原理及其计算机作图的实现。
The efficiency of geometric modelling is mainly decided by the design and realization of the data structure of modelling system.
几何造型的效率在很大程度上取决于相应系统数据结构的设计和实现。
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