您要查找的是不是:
- Highly application of GIS to urban traffic pollution management has been developed, which consisted of proscenium-GIS system, back stage-motor vehicle emission model and spatial data base. 开发了高层应用城市交通污染管理信息系统,由前台GIS系统、后台机动车排放模型、空间数据库三大部分构成。
- spatial data base management system 空间数据库管理系统
- The feasibility of storing and querying spatial data based on XML database is first analyzed, the storage schema based on XML database is therefore presented. 分析了数据库存储XML数据的类型,论述了运用XML存储和管理权籍对象的可行性。
- The spatial data bases about the agricultural geological information systems should be established in order to provide a stimulus for future research and for succ... 建议建立农业地质信息系统空间数据库,旨在推动对农业地质的重视和研究。
- The most important part of constructing spatial database of the province-level fundamental geographic information system is a great amount of geographic spatial data based on"4D" products(DEM, DOM, DRG, DLG). 构建省级基础地理信息系统空间数据库最主要的组成部分就是以“4D”产品,即数字线划图形(DLG)、数字高程模型(DEM)、数字正射影像(DOM)、数字栅格地图(DRG)为基础的大量的基础地理空间数据。
- On obtaining of spatial data based on Region of Interest 基于感兴趣区的空间数据获取研究
- In a data base, the smallest unit of data that can be referred to. 在数据库中,可被访问的最小数据单位。
- Data of SWEM include spatial data and table data. 水土保持监测数据根据数据格式划分,可分为空间数据和表格数据。
- Management of massive spatial data based on feature-oriented object level model 基于实体对象层次模型的海量空间数据管理
- The overall logical organization of a data base. 一种数据库的总体的逻辑结构。
- Scaleless Representations for Polyline Spatial Data Based on Wavelet Analysis 基于小波分析的线状特征数据无级表达
- Principle and application of engineering data base. 工程数据库原理及应用。
- Quick Access to Vast Spatial Data Based on Database API for Implementation 基于数据库底层接口的海量空间数据快速操作方法
- The demonstration program of data base query. 数据库查询示例程序
- One moment. While we connect our data base. 稍等,连接数据库。
- Data Base Error reading sector on hard disk. 在硬碟上有错误的磁区而阻碍正确档案的读取。
- In data base terminology, a single instance, for example, a set occurrence, a record occurrence. 在数据库术语中,一个单一实例,例如,一组具体值,一个记录的具体值。
- spatial data base 空间数据库
- In a relation data base, the number of tuples in a relation. 关系数据库中,一个关系的元组数目。
- A logical sub-division of a data base that contains all occurrences of stipulated data aggregates. 数据库中的一种逻辑子域,它包含了有约定的数据的聚集的全部(具体)值。