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MATLAB工具箱，进行电力系统分析，计算最优潮流(MATLAB toolbox, power system analysis, optimal power flow calculation)

IEEE39节点动态系统参数，其中各节点的数据准确性都经过校验检查。(IEEE39 node dynamic system parameters, data accuracy check each node have been checked.)

检测电机转速通过pid算法对电机PWM占空比调节使电机达到预定转速(The motor speed is detected, and the duty cycle of the motor PWM is adjusted by the PID algorithm, so that the motor reaches the desired speed)

matlab圆度误差的评定算法，最小二乘法，最小包容区域法，最大外接圆法，最小内接圆法(roundness error matlab assessment algorithm, the least square method, the minimum tolerance zone method, the largest circumcircle method, the smallest within the inscribed circle method)

matlab 教程 ppt 第3章 MATLAB程序设计(the ppt about matlab)

基于matlab地震作用下多自由度结构弹性反应计算,具有可视化功能(Matlab-based multi-degree of freedom structure under earthquake response analysis of flexible, with visualization)

压控振荡器设计过程的数字计算，无源器件参数(useful programe for the designning of VCO for passive paraameter culculation.)

this is matlab code for read dxf file

it is matlab source code implemeted in Matlab 7.6. this is utilized in matlab.

信号的相位谱，幅度谱，以及信号频域的相位谱以及幅度谱(Signal of the phase spectrum, amplitude spectrum, and frequency-domain signal amplitude spectrum and phase spectrum)