“topographic database”的概念、定义、翻译、参考文献-科学参考

单词	topographic database
释义	topographic database Encyclopedia 工学地形数据库释 topographic database地形数据库将基本比例尺地形图上各类要素，按照一定的规则分层及标准分类编码，对各要素的空间位置、属性信息及空间关系等数据进行采集、编辑和处理后建成的数据库。地形数据库是基础地理信息系统中的一个子数据库。
随便看	freshwater seed breeding freshwater seed culture freshwater shellfish breeding freshwater shellfish fungal diseases freshwater shellfish seed culture freshwater shellfish viral diseases freshwater species fresh water storage works freshwater unionids Fresnel fresnel Fresnel approximation Fresnel, Augustin-Jean Fresnel bimirror Fresnel biprism Fresnel diffraction Fresnel diffraction by a circular aperture Fresnel diffraction by a circular obstacle Fresnel diffraction by a straight edge Fresnel double mirror experiment Fresnel double prism experiment Fresnel elastic surface Fresnel equations Fresnel formula Fresnel half period zone

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