已建设地区 meaning in English

built-uarea

To meet its own specific needs , c & sd adds on its own data layer , mainly to supplement information of buildings in the non - built - up areas
为符合部门需要，统计处加上一层所需的资料，主要是补充非已建设地区的建筑物的资料。
" location maps are a must for the enumeration of quarters in the non - built - up areas , since many individual quarters in these areas do not have addresses and cannot be easily identified
李荣光说：地图对于在非已建设地区点算屋宇单位至为有用，因为在这些地区内许多屋宇单位是没有地址的，以至很难确认。