封面 ................................................................................................................0-1 0.1 修改记录 ................................................................................................. 0-3 0.2 有效页码列表 ................................................................................................. 0-5 0.3 目录 .................................................................................................................0-11 1. 概述 ................................................................................................................. 1-1 1.1 维护注意事项 ................................................................................................. 1-1 1.2 换算表 ................................................................................................................. 1-3 1.3 缩写 ................................................................................................................. 1-4 1.4 安全符号 ................................................................................................................. 1-6 2. 说明 ................................................................................................................. 2-1 2.1 技术数据 ................................................................................................. 2-2 2.2 三视图 ................................................................................................................. 2-7 3. 组件说明 .................................................................................................