全国50M分辨率高精地图产品

50M分辨率高精地图产品，基于多源遥感与地理信息数据融合处理，实现全国范围覆盖。它以50M分辨率提供标准化的地理空间框架，包含地形、水系、交通网络、居民地、行政区划及土地覆盖/利用等基础地理要素。产品更新周期稳定，是开展大范围监测、宏观尺度资源环境监测、规划决策与科学研究的高效基础支撑。

This 50-meter resolution high-precision map product is developed through the fusion and processing of multi-source remote sensing and geographic information data, covering the entire territory of China. It provides a standardized geospatial framework at 50-meter resolution, encompassing basic geographic elements such as topography, hydrological systems, transportation networks, residential areas, administrative divisions, and land cover/use. The product has a stable update cycle, serving as an efficient foundational support for large-scale monitoring, macro-scale resource and environmental monitoring, planning decision-making, and scientific research.

搜集汇总

背景与挑战

背景概述

该数据集是一个全国范围的50米分辨率高精地图产品，基于多源遥感与地理信息数据融合处理，提供标准化的地理空间框架，涵盖地形、水系、交通网络、居民地、行政区划及土地覆盖/利用等基础地理要素。它具有稳定的更新周期，适用于大范围监测、宏观尺度资源环境监测、规划决策与科学研究，是高效的基础支撑工具。