mathcad工程应用案例，已仿真过，可以直接使用-Mathcad engineering application cases, simulation can be used directly

本人主要学习研究synopsis公司的Sentaurus TCAD半导体工艺软件的使用,此程序主要是实现对光电二极管的I-V特性曲线的仿真脚本（可以测试反相击穿电压以及正向阈值电压）-I mainly study the synopsis of Sentaurus TCAD semiconductor process software, the use of this program is mainly for the photodiode I- V characteristic curve o