GB/T 16684-1996信息技术　信息交换用数据描述文卷规范.pdf

ICS35.080 L 79 噶霉 中 华 人 民 共 和 国 国 家 标 准 cB/T 16684一1996 idtISO/IEC8211:1994 信息技术 信息交换用数据描述 文 卷 规 范 Informationtechnology-Specificationforadata descriptivefileforinformationinterchange 1996一12一18发布 ·1997一07一01实施 国 家 技 刁ti 监 督 局 发 布 GB/T 16684一1996 目 次 前言 ······““····”·········”····“················”····“···················”···········”·。·”···············… … 11 ISO/IEC前言 “·。···“·········”··””·“···········”···”·“·······”····”····“···········”···”····“········”·N 引言 ·········”····”···········”·····“················”····“·“·········”······“·········”····“········…… V 1 范围 ···”····“··················”····“················”..··············”·””·“······”·”·”·“·····”···一· 1 2 引用标准 ······”····“··“··...· ····”···“··················“··“·········”·”····“·“····”····”··”··“·…… 1 3 一致性 ”·······“···············”··”“·“··········”·”····“·“········”····“······”····”·”·“·“·····””·2 4 定义和缩略语 ···”····“·············”····”·············”···”·“·“········””·”····“···········””·“·“·… 2 4.1 定义 ···“·······················“················”·····”········”·”·“··········”·””·“····“·····””一 2 4.2 缩略语 ···“·················“············”·”·“·”············”·“·……”····”·“·“··········”···… … 5 5 交换文卷和逻辑记录结构 ”·“··············”······“······”··”················”·····… …’…… 6 5.1 文卷和逻辑记录结构 ···”···················”······”········”··”··········”··””·“··… 二‘’”’二7 5.2 逻辑记录— 头标和 目录 “··············”“·”·········”····”·”·“············”···”····……’”·一· 8 5.3 逻辑记录字段区·11 6用户数据类型和结构的描述 ···“·············”····”·“··········”······“···········”·“··…·… 二‘’”’二n 6.1与数据描述相关的DDR头标字段 “·····”·”···”·“·”·············““·“·······”·”···“·“二’.””11 6.2 特殊字段标记(标记=0..