GB/T XXXXX—I目次前言..................................................................................................................................................................III引言....................................................................................................................................................................IV1范围................................................................................................................................................................12规范性引用文件............................................................................................................................................13术语与定义....................................................................................................................................................14基本原则........................................................................................................................................................25数据分类规则................................................................................................................................................35.1数据分类框架........................................................................................................................................35.2数据分类方法........................................................................................................................................36数据分级规则................................................................................................................................................46.1数据分级框架........................................................................................................................................46.2数据分级方法........................................................................................................................................46.3数据分级要素............................................................
