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html5 canvas动态饼状图动画代码是一款个性的动态饼图效果，点击分割弹出动画特效。(HTML 5 canvas dynamic pie chart animation code is a personalized dynamic pie chart effect, click segmentation pop-up animation effects.)

基于VB、Access、研华IO模块、Gprs模块的远程监控系统-Based on VB, Access, Advantech IO module, Gprs module of the remote monitoring system

The document is a introduction o ls-svm1.5. It is easy to learn and very useful!

linux下的Qt编程源程序，此程序将实现动态显示字符，并不断改变颜色-the Qt programming source, this procedure will achieve dynamic display characters, and changing colors

在KEIL C51平台上 用 汇编写的一段程序（主要功能是 测频率：数字频率计)(In KEIL C51 platform a program written in assembly (the main function is to measure frequency: digital frequency meter))

本软件自行编写，可对摩擦制动试验数据进行分析。主要用在摩擦材料的摩擦系数、制动温度数据分析方面，可批量读取数据，并组合分析输出实验报告。(The software is written by ourselves, and the friction braking test data can be analyzed. Mainly used in friction material friction coefficient, braking temperature data analysis, batch reading data, and combined analysis output test report.)

基于umat编译用户子程序来计算二维复合材料层合板的分层失效，以及疲劳应力计算，可以用于复合材料的分析。其中应用fortran语言定义了各个变量及失效判据。

说明：  The dc dc converter is intended to use power switching devices based on silicon carbide and/or gallium nitride, which will be available on the market in the near future.

根据接收信号构造协方差矩阵，并对协方差矩阵进行特征值分解。(The covariance matrix is constructed according to the received signal, and the covariance matrix is decomposed by eigenvalue decomposition.)

IE png透明插件——PNG Behavior代码及示例用法，PNG Behavior可有效解决PNG图片在在IE下的透明问题，因各个IE器版本之间存在兼容性问题，有些PNG图片在不同IE下显示效果是不一样的，比如有些PNG图片本身是背景透明的，但在浏览器中它并不是透明的，而是灰色的，PNG Behavior可很好解决这个问题。