Building blocks

Representation of the areas of the urban area for which construction management planning is available (B-planning); Area may only be built according to the guidelines defined in the B-planning.本数据集展示具备可用建设管理规划（B-planning）的城区区域范围；该区域仅可依据建设管理规划（B-planning）中明确的管控导则开展建设活动。