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有限元分析的matlab代码- 结构 本书旨在为读者提供一些有限元的matlab代码。 在简短介绍MATLAB之后，这本书说明了有限元。 用简单的脚本和函数实现一些问题。 .离散系统，如弹簧和杆 .梁和框架在二维和三维中的弯曲 .平面应力问题 .弯曲板 .Timoshenko明德林梁和板的自由振动，包括叠层复合材料 .Timoshenko梁和明德林板的屈曲(MATLAB Codes for Finite Element Analysis- Solids and Structures This book intend to supply readers with some MATLAB codes for finite element analysis of solids and structures. After a short introduction to MATLAB, the book illustrates the finite element implementation of some problems by simple scripts and functions. The following problems are discussed: .Discrete systems, such as springs and bars .Beams and frames in bending in 2D and 3D . Plane stress problems .Plates in bending .Free vibration of Timoshenko beams and Mindlin plates, including laminated composites .Buckling of Timoshenko beams and Mindlin plates)

说明：  python网络数据采集 高清pdf 特别推荐这本书，通俗易懂，作者讲的非常详细(Python Network Data Acquisition high-definition pdf)

求解拉伐尔喷管程序，（1）空间离散格式：采用JST 或Roe格式； （2）时间离散格式：显示Runge-Kutta格式； （3）几何参数和入口参数(Solve the laval nozzle procedure)

安卓当中的layout_weight用法,一道经典的面试题(Andrews among layout_weight usage, a classic face questions)

此文件为数字逻辑电路课件，内容丰富，课件重点鲜明，PPT格式。(this paper to digital logic circuits courseware, rich in content, courseware focused and PPT formats.)

说明：  通过ansys进行封闭的变压器结构的建模，进而分析变压器的低压侧绕组电压。电流和阻抗的关系(Model the closed transformer structure through ansys, and then analyze the low-voltage side winding voltage of the transformer. Relation between current and impedance)

Protel PCB 转SCH全攻略.本文以Protel 99Se提供的4 Port Serial Interface为例进行说明 (Protel PCB to SCH Raiders wide. Protel 99Se paper provided 4 Port Serial Interface as an example to explain)

说明：  动态域名申请、架WEB服务器(APACHE)、FTP服务器(serv-u)、Imail邮件安装、设置、ActivePerl安装设置、安装CGI&雷傲论坛等全图文的指南 (dynamic domain name applications, Web-server (APACHE), FTP server (serv-u), Imail mail installation, setup, ActivePerl installation settings, the installation of CGI Forum mine proud of the entire transmission Guide)

通过切身休体会，总结了一些关于制作电子期刊的小技巧，供大家方便使用。(Break through personal experience, summed up a number of electronic journals on the production of tips for your convenience.)

说明：  自制WIFI抛物面天线！实现免费蹭网（多图）(Homemade parabolic antenna WIFI! The realization of free rub Network (multi-map))