VHDL 基础语法篇

用于ANSYS进行模态分析的代码，可以直接运行得到坎贝尔图(ANSYS code for modal analysis can be run directly get Campbell diagram)

comsol 普度大学声子晶体仿真模型普度大学声子晶体仿真模型(COMSOL Phonon Crystal simulation model of Purdue University)

说明：  在有风和无风条件下对气体污染扩散的分析和模拟(Analysis and Simulation of Gas Pollution Diffusion under Wind and No Wind Conditions)

说明：  电力系统潮流计算，前推回代法。自动识别网络拓扑，可改节点参数。(Power flow calculation of power system)

极品工业仪表控件iocomp的使用说明，很详细，找了好久才找到。。。(iocomp )

hht1.介绍2.非平稳数据处理方法回顾（声谱图、小波分析、WVD、改进谱、经验正交函数展开、其他各类方法）3.瞬时频率4.固有模态函数5.经验模式分解方法：过滤方法6.完整性和正交性7.希尔伯特谱8.确认和校准希尔伯特谱9.应用（经典非线性系统大量的结论、试验中得到的观测数据）10.讨论11.结论(1. Introduction 2. Non-stationary data processing methods Review (spectrogram, wavelet analysis, WVD, improving the spectrum, empirical orthogonal function expansion, other types of methods) 3. Instantaneous frequency of 4. Intrinsic mode function 5. Empirical Mode Decomposition Methods: filtering methods 6. completeness and orthogonality 7. Hilbert spectrum of 8. to identify and calibrate Hilbert spectrum 9. Applications (classical nonlinear systems a lot of conclusions, the trial in the observational data) 10. discussion 11. Conclusions)

英文书籍，详细介绍疲劳失效机理，断裂力学及裂纹扩展理论，并附有相关计算程序。(Fatigue Damage,Crack Growth and Life Prediction)

java 备忘录模式，实现前进，回退，让你有后悔药，包括例子。-java memorandum mode to achieve progress and regress, so that you can have a regret drugs, including examples.

说明：  调试，是让所有OI选手头疼的一件事情。这套资料深入浅出，详细充实，提供了大量切实可行的编程技巧，是全网最好的OI调试指导资料之一。现公开分享，以宴飨各位OI选手。(Debugging is a headache for all OI players. This set of data is simple, detailed, and provides a large number of practical programming skills. It is one of the best OI debugging guidance materials in the whole network. Now share it publicly to feast all OI players.)

一个安卓Android手机网络程序源码，里面包括ex_alarmService_1源码、ex_playservice源码、ex_TestServiceHolder、并附有网络服务测试源码，Android与网络服务相关的学习资料。