Spatial data interpolation is an indispensable process in DEM.
空间数据内插是DEM建模中不可缺少的环节。
Trace interpolation plays an important role in seismic data processing. Spatial aliasing is a principal troublesome problem in seismic trace interpolation.
道间插值方法在地震资料处理中具有十分重要的作用，而地震道空间内插所面临的主要问题是空间假频。
Spatial interpolation technique for meteorological elements is often used to obtain the meteorological data of every position in the scope which is covered by the meteorological stations.
气象要素空间插值技术常用于获取气象站点覆盖的全局范围内各个点位的气象数据。
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