目录目录............................................................................................................................................1摘要...................................................................................................................................1第1章引言........................................................................................................................11.1设计概述..........................................................................................................................11.1.1任务描述.................................................................................................................11.1.2设计思想.................................................................................................................11.2课题设计步骤..................................................................................................................21.3设计目标与意义..............................................................................................................21.4章节安排..........................................................................................................................2第2章方案论证与选型........................................................................................................42.1设计任务分析1111.......................................................................................................42.2方案论证与选择.............................................................................................................42.2.1方案一.....................................................................................................................42.2.2方案二.......................................................................................................................52.2.3方案三.......................................................................................................................62.3方案确定......................................................................................