NSW Foundation Spatial Data Framework - Elevation and Depth - NSW Spot Heights

Spot Height is a point feature class representing individual points on the earth’s surface, the elevation of which has been related to a datum by ground or photogrammetric survey. It is a part of the NSW Digital Topographic Database (DTDB).

点高程（Spot Height）为一类点要素类，用于表征地球表面上已通过地面测量或摄影测量将其高程与大地基准面建立关联的单个点位。该要素类隶属于新南威尔士州数字地形数据库（NSW Digital Topographic Database，DTDB）。