英语翻译
问题描述：
英语翻译
The numerical simulation employs numerical methods such as finite element method
(FEM) or finite difference method (FDM) to quantitatively represent the working
behaviour of physical systems.The numerical results are correspondingly related to the
physical content of the physical systems to be simulated
答
应该是“实体系统”或者“实体设备”的意思吧~
整段翻译：数据仿真运用有限元素法或者有限差分法等数值分析的方法来定量描述实体系统的工作原理,而数据结果与被仿真的实体系统的实体内容相对应.