中文说明：对sgy格式的地震数据，进行各种操作。包括读取和制作，以及道头字提取，地震数据提取等。期待与有共同目标的朋友们研究。
English Description：
All kinds of operations are carried out for the seismic data in sgy format. Including reading and production, as well as trace head word extraction, seismic data extraction and so on. Looking forward to studying with friends who have common goals.