DL / T 950 — 2005 I 目 次 前言 ·······························································································································································Ⅱ 1 范围 ·························································································································································· 1 2 规范性引用文件 ······································································································································· 1 3 术语和定义 ·············································································································································· 1 4 设计原则 ·················································································································································· 2 5 代码组成 ·················································································································································· 3 6 应用 ··········································...