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abaqus中的双曲正弦曲线代码，可以使用，并且与abaqus中的内在本构达到了很好的一致(abaqus the hyperbolic sine curve code can be used, and with the inherent constitutive abaqus reached a good agreement)

2012年5月PSCAD/EMTDC电力仿真技术交流会的PPT，是学习风电的很好资料(May 2012 PSCAD/EMTDC power simulation technology Seminar PPT is a good learning wind power)

lisp学习应用 这个挺好的 建议大家学习一下 反编译也不错 就是没工具 那就下一个吧 还挺麻烦 随便上传一个小程序 呼伦一下吧(lisp CAD vba would did like a little piggie ?I like the fat pig,so I will buy a big fat pig and a little doggie .)

GMT是一个很强大的地学绘图软件，应用于很多专业，很实用，这是一篇很好的GMT入门教程(GMT is a very powerful geoscience mapping software, used in many professional and very practical, this is a good introductory tutorial GMT)

dnc file for plotter

说明：  PSCAD线路故障仿真模型，可供初学者参考使用(PSCAD line fault simulation model can be used for reference by beginners.)

说明：  一个模拟cad画图的程序,实现了直线,椭圆,圆,矩形等图形的画法.需要安装后才能查看源码和相关文档(cad drawing a simulation procedures to achieve a straight line, oval, round, rectangular and other graphics painting. Installed after looking at the source and related documentation)

本代码是进行齿轮参数设计和参数校核，参数化绘制二维工程图的源代码(gear parameters for the design and verification parameters, parametric mapping of two-dimensional engineering drawings source code)

VC下的屏幕画图：VC下的屏幕画图程序，有六种方法实现(VC under the screen drawing program, there are six ways to achieve)

ACIS的动态链接库，是AUTO CAD的几何内核(The dynamic link library ACIS is AUTO CAD geometry kernel)