model of entities

• 实体模型

model of entities的用法和样例：

例句

1. Researchers have known for years that their models of reality are incomplete.
   研究人员很多年前就知道实体模型是不完善的。
2. Based on the machining theories and gear profile equation, using computer graphics, the article builds the surface model and solid model of honner.
   本文根据珩轮的加工原理和齿面方程，利用计算机图形学方法，分别建立了珩轮的表面模型和实体模型。