分析了DMA的DTED和USGS的DEM高程数据存储格式，比较了其异同，提出了一种高效的数字地图高程数据的存储格式并实现了存取算法。

Analyzing the storage format of DMA DTED and USGS DEM and then presenting a new digital terrain elevation data storage format. The storing and reading algorithm are also realized.

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计算机专家和工程师们正在探索通过搜索算法、界面设计以及社会媒体平台等方式为公众提供信息的存取。

Computer Scientists and Engineers are discovering ways to make information accessible to the public using search algorithms, interface design, and social media platforms.

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由于采用随机存取技术和一些新算法，使本系统可在微机土对大样本问题进行聚类分析，从而提高了系统的实用性。

With the use of random access technology and some new algorithms, the clustering analysis of large sample can be processed on microcomputer. Thus practicality of this program system is improved.

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