地震勘探纵波双曲时差速度分析程序，可在学校实验室应用。请先编译再运行。自带文件zz1100.segy为演示用。-P-wave seismic velocity analysis procedures hyperbolic time difference can be applied in the school laboratory. Please re-run the compiler. Bring their own paper for presentation by zz1100.segy.