说明：  代码为本人为写毕业论文，编写的几个合成地震记录的代码，包括cdp道集，共炮点道集以及一个简单的一层的地质模型对应的合成地震记录。
(Man-made code-based write theses, prepared by several synthetic seismogram code, including cdp gathers a total of shot gathers, as well as a simple layer of the geological model of the corresponding synthetic seismogram.)