BHJA

practice of convertions

说明：  模式网站，有需要的自行下载，虽然有点老，一样不错(Model website, need to download, although a little old, as good as)

说明：  用于计算指定半径下的球头接触副的赫兹应力(It is used to calculate the Hertz stress of ball joint contact pair under specified radius)

jQuery侧边浮动多级导航菜单代码是一款适用于手机端侧边导航滑动遮罩层显示代码。(JQuery Side Floating Multilevel Navigation Menu Code is a display code for mobile phone side navigation sliding mask layer.)

学习参考使用，里面有Java编程的参考工具，对Java入门学习有一定的帮助(Learning and reference)

DisSharp.zip 修改dll文件

短信API接口，用于实现群发，单发。实现手机的计费功能。(SMS API interface, is used to achieve mass, single-shot. Achieving mobile phone billing.)

对于结构分析中的下降段，计算出荷载下降至最大荷载0.85倍时的位移值，然后计算该位移值与最大荷载对应位移值得比值，即延性系数。(Therefore, the early-age cracking and splitting were avoided and the steel components could fully develop its strength, which resulted in a higher peak load and stiffness.)

说明：  RosenBrock函数（香蕉函数）的实现及海塞矩阵的构建(Realization of Rosenbrock function (banana function) and construction of Hessian matrix)

一个类似IE多文档窗口的VC++视图界面例子，源代码基于vc6.0编写，MDIfORM窗口视图，为了方便在各个窗口之间切换，工具条上加有一个窗口列表，点击这里可快速切换窗口，也可以双击使窗口最大化。