handspring的springboard开发参考模型 -The Diagnostic Module is a hardware and software reference design kit for hardware and software developers to use as a reference when developing Springboard modules. This diagnostic module provides a detailed example

用有限差分的方法求解电机电枢槽气隙磁位分布-With the finite difference method for solving the air-gap magnetic armature slot distribution

异槽式单叠绕组直流电机换向性能研究Different slot type single lap winding DC motor commutation performance research-Different slot type single lap winding DC motor commutation performance research