DB11北京市地方标准DB11/T2228—2024ICS91.040CCSP30文物保护单位保护范围划定指南Guidefordemarcationoftheconservationareaofofficiallyprotectedsite2024-03-25发布2024-07-01实施北京市市场监督管理局发布DB11/T2228—2024I目次前言...........................................................................II1范围.........................................................................
