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C语言程序设计谭浩强，两个字 ----经典(C Programming Language Tan strong word-classic)

三维坐标系中随机生成很多孔隙用来模拟试件中孔隙分布规律(Random generation of many pores in three-dimensional coordinate system)

原学破解论坛大佬破解调试工具解压密码1破解的小伙伴可以下载使用(Primitive cracking forum brothers cracking demodulation test tool decompression password 1 cracking small partners can download and use)

这个程序实现了多任务的深度学习，可以提高训练的收敛速度(Multi-task deep learning)

说明：  ABAQUS纤维随机分布，可应用于ABAQUS中桁架单元，纤维随机分布(ABAQUS fiber random distribution, can be applied to ABAQUS truss elements, fiber random distribution)

北大密码学课程的课件~密码学基础1-4 讲得通俗易懂。适合初学者自学使用。也可用来辅助读加解密程序或者编程。-Beijing University courses courseware cryptography Cryptography ~ 1-4 speak basic user-friendly. Suitable for beginners to use self-study. Can also be used to support encryption and decryption procedures, or read programming.

说明：  _init_方法示例，通过一个简单的例子对init方法进行通俗化的解释(Example of _ init_ method)

电气新国标 多下载 0.4KV~40.5KV户内高压开关柜-Electric new multi-GB downloads 0.4KV ~ 40.5KV indoor High-voltage Switch Cabinet

一款jQuery 3D立方体翻转插件。该插件可以创建水平或垂直的3d立方体效果，(A jQuery 3D cube flip plug-in. The plug-in can create horizontal or vertical 3D cube effects.)

最小均方算法，借助于最速下降算法发展起来的，通过维纳滤波所求维纳解，已知输入信号与期望信号的先验统计信息，以及再对输入信号的自相关矩阵进行求逆运算的情况下才能得以确定，计算复杂程度低，收敛性好(Least mean square algorithm, with the help of the steepest descent algorithm is developed, using wiener filtering for wiener solution of known prior statistical information input signal and the desired signal, and then the input signal under the condition of inversion of the autocorrelation matrix can be determined, low computing complexity and good convergence)