Applications of digital survey technique in survey of water resources and hydropower projects and experience on existing map digitalization, digital mapping, and digital photogrammetry are introduced.
介绍了数字化测绘技术中的原图数字化、数字测图、数字摄影测量几个方面在水利水电工程测量实践中的应用体会和经验。
The changing regularity and spatial distribution of Water resources information was presented in the form of thematic map.
同时专题图形式表现水资源信息变化规律及空间分布。
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