three dimensional numerical simulation modcl

• 三维数值模型

three dimensional numerical simulation modcl的用法和样例：

例句

1. Preliminary study on mechanical properties of soil was done by PFC numerical simulation.
   通过颗粒流数值模型试验，从细观力学角度对土的工程力学特性作了初步的研究。
2. The main job was to establish the model of full aircraft and landing gears and run a symmetric landing and taxiing simulation.
   摘要主要建立了全机和支柱式起落架缓冲支柱的数值模型，并进行了着陆和滑跑仿真计算。