说明：  电力系统程序设计，电力方面程序编写比较全面的参考教程，内含原理和代码，包括各种潮流计算、短路计算、暂态静态稳定计算等
(Power systems programming, a comprehensive electricity programming reference tutorial, including the principle and code, including a variety of trends, short circuit calculations, transient static stability calculation)