cylinder-scattering

读入断面数据，根据地形，水位,进行相应计算 (calculate the area and depth )

实现任意结构阵列的恒定束宽波束形成法，采用贝塞尔函数分解(Realize the structure of arrays of arbitrary constant beamwidth beamforming method, the use of Bessel function decomposition)

手机平台上使用的计算器源码,QT编码，简易计算器(Calculator for moilephone，base in QT)

说明：  最小二乘法估算三元二阶方程式系数，用于抛物线曲线拟合(Estimating coefficient of second order equation by least square method)

说明：  可以模拟自启动永磁同步电机的启动过程的m文件(M file that can simulate the starting process of self starting permanent magnet synchronous motor)

Umat for GTN damage material model in Abaqus by UMAT - STATIC in Levenberg-Marquardt (LM) solution routines from Slatec library

灰色预测模型，对未来数据进行预测，同时还有误差检测(GM(1,1),Grey prediction model, which can forecast future data and detect errors at the same time)

弹性补偿法的程序，在abaqus中进行二次开发，可以计算各种结构的极限载荷。(The elastic compensation method of the procedure, carries on two times of developments in ABAQUS, can be used to calculate the limit load of various structures. )

本程序是用MGS正交化方法求方程组的最小二乘解的程序(This program is the program of MGS orthogonalization method and the least squares solution of equations)

abaqus粘弹性人工边界，手动添加比较简单的模型(learning abaqus)