The FEMLAB software is an important tool of researching channel structure and function of emitter. The FEMLAB software is a professional finite element analyzing software package which was made by COMSOL.

• FEMLAB软件是COMSOL公司生产的一个专业有限元数值分析软件包,是基于偏微分方程的科学和工程问题进行建模和仿真计算的交互开发环境系统。