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利用下载的goce原始数据，计算得出含有时间/经纬度/重力梯度格式的程序(Use downloaded goce raw data, calculated with the time/latitude/gravity gradient program formats)

光滑粒子（SPH）模拟couette流动，代码是根据刘桂荣老师《光滑粒子流体动力学-一种无网格方法》书后的代码改编，较实用，请需要的下载(Smoothed Particle (SPH) simulation couette flow, the code is based on Liu Guirong teacher " smoothed particle hydrodynamics- a non-grid method" Code adaptation of the book, more practical, please download required)

说明：  快速三次平滑滤波算法为工程人员在对数据进行滤波时提供极大的方便(three rapid smoothing filter algorithm works in the data filtering provides great convenience)

SAP2000软件具有框架单元、索单元、板单元、壳单元、平面单元、实体单元、连接单元、铰单元等单元，提供线性和非线性、静力和动力分析，可以进行静力分析、振型分析、反应谱分析、时程分析、曲屈分析、移动荷载分析、稳态分析、功能谱密度分析、静力Pushover分析、施工顺序加载分析等。 SAP2000是通用有限元分析与设计软件，适用于桥梁、工业建筑、输电塔、设备基础、电力设施、索膜结构、运动场所、演出场所等特种结构。 (SAP2000 software has a frame unit, cable unit, plate elements, shell elements, plane elements, solid elements, connecting elements, hinge unit and other units to provide linear and nonlinear, static and dynamic analysis, static analysis, vibration type of analysis, response spectrum analysis, time history analysis, buckling analysis, the moving load analysis, steady-state analysis, spectral density function analysis, static Pushover analysis, construction sequence loading analysis. SAP2000 is a general-purpose finite element analysis and design software for bridges, industrial buildings, transmission towers, equipment foundations, electrical facilities, cable-membrane structures, sports facilities, venues and other special structures.)

umat公式详细介绍，我也不知道够20字了mei(the introduction of umat in abaqus)

自己编写的关于水声实验插值的程序，给大家借鉴一下。(I have written on the underwater acoustic experiments interpolation procedure, we learn from you.)

基于分数阶傅里叶变换的线性调频信号的自适应时频滤波，希望对大家有用(Based on Fractional Fourier Transform Linear FM signal adaptive time-frequency filtering and hope for all of us)

说明：  数学建模工具箱 有丰富的数学建模模型，全部用matlab语言编写(Mathematical Modeling Toolbox)

岩石损伤与断裂力学一直是有限元的弱势领域，必须依赖MATLAB一类的数学软件协助，本书籍提供了基础教程与相关案例。(Rock damage and fracture mechanics have been the weak field of finite element, must rely on MATLAB class of mathematical software to help, this book provides basic tutorials and related cases.)

说明：  并联机器人standFord，其数值解及解析解，正解和逆解以及雅可比矩阵及动力学问题分析(Standford series robot, its numerical solution and analytical solution, positive solution and inverse solution, Jacobian matrix and dynamics analysis)