closed complex plane的意思|示意

The method assigns all poles of the closed system to a special region in the left side of the complex plane to make the closed system obtain a desired degree of stability.

该方法把闭环系统的全部极点配置在复平面左半面的一个特定的区域之内，使闭环系统具有预期的稳定度。

This paper studies the area of plane closed folding by complex number method and proves several propositions about area of plane closed folding.

利用平面闭折线有向面积的概念和行列式的性质推广了一个面积问题。