在生产技术和科研工作进一步发展的情况下,现场很多工人和工程技术人员越来越感到需要有一种先进的计算工具和科学的分析方法来研究生产过程中许多因素的相互制约、相互依存关系,并希望能够把这种依存关系以数量化的形式表达出来,以便通过控制主要因素和 With the further development of production technology and scientific research, many workers and engineers at the scene are increasingly feeling the need for an advanced calculation tool and scientific analysis method to study the mutual restraint and interdependence of many factors in the production process, And hope that this dependence can be expressed in a quantitative way so that by controlling the major factors and