adaptive spatial digital processing technology 处理技术 ; 自适应空间数字处理技术
Therefore, the efficient index technology should be used to raise the efficiency of spatial data processing.
因此必须借助高效的索引技术来提高空间数据的处理效率。
But the GIS technology has become the most useful tool of assisting the urban transportation plan because of its powerful drawing processing ability and the spatial data analytical functions.
GIS技术以其强大的图形处理的能力和空间数据分析的功能，已成为辅助城市交通规划的最有力的工具。
Spatial spectrum estimation is an important area in array signal processing, which is widely used in radar, communication, sonar, earthquake, chronometer and other aspects of science and technology.
空间谱估计是阵列信号处理的一个重要分支，近年来在雷达、通信、声纳、地震、射线天文等科技领域取得了极为广泛的应用。
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