用abaqus模拟岩石三轴压缩过程的例子，该例子采用fortran定义了几个子程序，非常适合做岩石力学实验的人士(An example of simulating the three axis compression process of rock with ABAQUS. This example uses FORTRAN to define several subroutines, which are very suitable for rock mechanics experiments.

雷达信号处理，脉冲压缩，加窗增加主副比，线性调频信号。(Radar signal processing, pulse compression, adding window to main side ratio, linear frequency modulation signal.)