文档介绍：*变化状态:C=创立,A=增加,M=修改,D=删除*。对文档进行小改动时,;。1文档审批记录序号审批人角色审批日期签字备注系统验收标准目录51............................................................................................................................................前言5............................................................................................................................5............................................................................................................................5............................................................................................................................用户5............................................................................................................................参考5..................................................................................................................................2..项目概述5............................................................................................................................背景6....................................................................................................................项目目标7....................................................................................................................设计原则8..................................................................................................................................3..验收原则8..........................................................................................................................4....................................................................................................................................................................................................................................................................................................................................................