The concepts of stress complex number and strain complex number and inertia complex number are presented in this paper.
文章提出应力复数、应变复数和惯性复数的概念，得到一个复数方程式，即复数莫尔圆方程。
Complex number method for plane stress analysis and plane strain analysis is proposed by means of introducing the concepts of stress complex number and strain complex number in this paper.
通过引入应力复数和应变复数的概念，提出了平面应力分析和平面应变分析的复数方法。
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