附件1 不 动 产 登 记 数 据 库 标 准 ( 试 行 ) 目 录 1 范围 ............................................................................................................................................... 3 2 规范性引用文件 ............................................................................................................................ 3 3 术语和定义.................................................................................................................................... 3 3.1 不动产 real estate .................................................................................................... 3 3.2 不动产单元 real estate unit ...................................................................................... 3 3.3 地籍区 cadastral district ............................................................................................ 3 3.4 地籍子区 cadastral sub district ................................................................................. 4 3.5 宗地 cadastral parcel ................................................................................................. 4 3.6 宗海 cadastral sea ...................................................................................................... 4 3.7 无居民海岛 uninhabited island ................................................................................. 4 3.8 房屋 building.............................................................................................................. 4 3.9 自然幢 natural building ............................................................................................. 4 3.10 逻辑幢 logical building ............................................................................................ 4 3.11 户 unit ...................................................................................................................... 4 3.12 定着物 things fixed o...