单个圆形活塞换能器指向性

说明：  tarjan算法求解有向图中的简单环，非常好用(Tarjan algorithm is very useful for solving simple rings in directed graphs.)

说明：  基于SVPWM的电压型三相整流仿真系统，包括SVPWM模块，以及电流环和电压环的建模(The simulation system of voltage source three-phase rectifier based on SVPWM includes SVPWM module, modeling of current loop and voltage loop)

说明：  极大使然系统辨识 例程 拓展性强 适合动态系统的辨识和使用(Identification of the most important system routine Expansibility)

根据一设定运动轨迹进行模糊pid观测器设定，让后进行跟踪，实现有效跟踪。(According to a set motion trajectory, the fuzzy PID observer is set, and then the tracking is carried out to achieve effective tracking.)

umat基础知识教学，适合刚接触UMAT的新手做参考(UMAT basic knowledge teaching, suitable for beginners)

固定翼无人机跟踪地面目标，速度范围25-50，离散式计算(target tracking by fixed-wing uav)

估算锂电池soc的MATLAB simulink模型(MATLAB Simulink model for estimating SOC of lithium battery)

说明：  Matlab 有限元的分析全过程 ，包括前期建模，后处理(Matlab finite element analysis of the whole process, including pre modeling, post-processing)

说明：  李雅普诺夫稳定性分析，包含几种典型案例，供参考。(Lyapunov stability analysis, Contains several typical cases, For your reference)

说明：  魔术轮胎公式，车辆动力学中常用的关于轮胎的建模(magic tire,used in vehicle model.)