中文说明：matlab源程序，可以读写segy，sgy，su等标准地震记录文件，读写文件中可以包含道头信息，道头字，工区等信息
English Description：
Matlab source program, can read and write segy, sgy, Su and other standard seismic record files, read and write files can contain trace header information, trace header word, work area and other information