[4.2.1 房间仪表添加](3.2.1%E6%88%BF%E9%97%B4%E4%BB%AA%E8%A1%A8%E6%B7%BB%E5%8A%A0.md) [4.2.2 房间仪表修改](3.2.2%E6%88%BF%E9%97%B4%E4%BB%AA%E8%A1%A8%E4%BF%AE%E6%94%B9.md) [4.2.3 大楼仪表安装](3.2.3%E5%A4%A7%E6%A5%BC%E4%BB%AA%E8%A1%A8%E5%AE%89%E8%A3%85.md) [4.2.4 仪表安装记录](3.2.4%E4%BB%AA%E8%A1%A8%E5%AE%89%E8%A3%85%E8%AE%B0%E5%BD%95.md)