这是485芯片的USB通信源码，实现和电脑的通信

用Wilson方法计算结构动力反应(无阻尼)-Wilson calculated using the structure of dynamic response (without damping)

彩票号码筛选的程序-lottery number Screening procedures

用ping 的方法实现日常的考勤工作，还有相关的设计文档。也存在不少的问题，若有好的意见或建议，请回复信息。- With ping method realization daily checking attendance work, but also has the correlation the design documents. Also has many problems, if has the good opinion or the suggestion, please reply the information.

一个简单的计算器课程设计程序，可以实现加，减，乘，除等功能。-A simple calculator curriculum design process, you can realize add, subtract, multiply, with the exception of functions.

微软正本序列号 可在线升级 包括了所有的WINDOWS版本-original serial number can be upgraded online including all versions of Windows

用户通过这个程序可以方便的进行星期的查询。-users can facilitate this process for the week of inquiries.

结构优化程序,罚函数法.可求解非线性规划问题.-structural optimization procedure penalty function. Planning can solve nonlinear problems.

网上考试系统的好多的论文 关于研究与实现的 大家快安看-online examination system has many papers on the study and implementation of security you see fast

一个不错的java传输框架,著名的cindy，支持异步网络传输，基于JDK1.5以上版本-A good framework for java transmission, the famous cindy, to support the asynchronous network transmission, based on the above JDK1.5

sha-1算法是常用的数字摘要算法，例如