FS

= Fast Screening,快速筛选(技术，方法);

= Field Separator, 【EBCDIC】 字段分隔符;

= Field Separator, 字段分隔符;

= Figure Shift, 换数字档;

= file separator (IS), 【ASCII】 文件分隔符;

= File Structure, 文件结构;

= Finite State, 有限态