Abstract: In this paper,a software suitable for the data processing and interpretation of radio wave penetrarion is designed by using Fortran language.This software,which can be used in different kinds of microcomputers,adopts block structure and is convenient to choose one of the ways for the dara processing to user.With a Chinese menu and prompt,it is very clear for man-computer dialogue.The images can be plotted on screens and printers.In the same time,it has characteristics of high-speed and operating easily.