tree_height_cal

一阶声波方程波场模拟，采用的是交错网格，二阶精度，pml边界(A first-order wave equation of wave-field simulation, using the staggered grid, second order accuracy, pml boundary)

说明：  车道线检测方法，包括对直行、拐弯车道线的代码描述(Lane line detection)

用MATLAB进行三次曲线的拟合，并运用最小二乘法求各个系数，得出曲线方程(The three curves are fitted with MATLAB, and the coefficients are obtained by using the least square method, and the curve equation is obtained.)

博客系统源码 博客系统源码-Source blog system

用于IC设计中，对lef，def等的文件操作-for IC design, the right lef, def operation, the documents

设计一个8位的简易频率计，测出信号的频率，即1s内变化的次数。(An 8-bit simple frequency meter is designed to measure the frequency of the signal, i.e. the number of changes in one second.)

说明：  采用致密介质的辐射传输理论计算雪中辐射传输, 也可用于预测雪介质的 被动微波发射(Calculating radiation transfer in snow)

该文件是基于labview开发的一个虚拟示波器，有需要的可以来-The document is based on the LabVIEW development of a virtual oscilloscope, are in need can come

最新CodeIgniter 中文用户指南 版本 2.2.0, chm 文件，重新编译,离线查看。(CodeIgniter 2.2.0 .chm)

说明：  another pn532 tool, in chinese