Wc Attribute Change (OpenData)

This model tracks changes in attributes (e.g. width, depth) of watercourses. It includes geospatial references, and documents change detection methods. It is spatially abstracted to a Point. Entity type: Concept Projection: New Zealand Transverse Mercator (NZTM) - EPSG: 2193 Vertical datum: New Zealand Vertical Datum 2016 (NZVD2016) - EPSG: 7839本模型可追踪水系各项属性（如宽度、深度）的变化情况。其包含地理空间参考信息，并记录了变化检测方法。该模型在空间上被抽象为点（Point）。实体类型：概念投影：新西兰横墨卡托投影（New Zealand Transverse Mercator, NZTM）——EPSG:2193；垂直基准面：2016年新西兰垂直基准面（New Zealand Vertical Datum 2016, NZVD2016）——EPSG:7839