添加球面镜

干扰信息的灰度预测matlab仿真代码(information interference Gray forecast Matlab simulation code)

精密单点定位的程序，是对初学者的很好的资料，很容易入手(Precise point positioning procedure ，is good information for beginners, it is easy to start)

PMSM双闭环控制，速度环采用自抗扰控制，电流环PI控制(PMSM double closed loop control, speed loop using auto disturbance rejection control, current loop PI control)

matlab求最下的外接矩形的程序，很好用的，只要把图片名字改了就可以运行！(GOOD)

基于gps卫星广播星历进行的卫星预报，涉及到站心坐标系的转换(Gps satellite broadcast on the satellite ephemeris prediction, involving the heart coordinate system conversion station)

Método de multiplicación simplificada para calcular la intensidad de campo en un receptor.

提供一個9個匯流排測試系統的參數，如需要的輸入支路阻抗和節點功率。包括支路、首節點編號、末節點號、支路阻抗、末節點给定功率。 (Provide a nine bus test system parameters, such as the needs of the input branch impedance and node power. Branch, the first node number, the last node, branch impedance, the last node to a given power.)

说明：  主要用于地震数据处理，例如面波频散曲线的提取。(Mainly used for seismic data processing)

matlab 基础教程，第四章，适合初学者(matlab Essentials, Chapter IV, suitable for beginners)

该电子书是用MATLAB语言对数值分析进行描述的。例如：矩阵运算，矩阵分解，微分方程求解，函数插值，函数拟合等数值问题。另外对MATLAB绘图进行了一定的介绍。(The book is a numerical analysis using MATLAB language to describe. For example: matrix operations, matrix decomposition, differential equation solving, function interpolation, function approximation and other numerical problems. In addition to the MATLAB graphics, which must be introduced.)