The comparison among J 77 , J 71 and DTM shows the J 77 model is better in determining Geosat orbit.
对J77,J71和DTM模型的比较, 显示出J77模型在人卫精密定轨中有较好的应用价值.
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DTM也可为记帐 、 经营和管理等目的,提供记录资源使用情况的手段.
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Regular Grid is the commonly used expression method of DTM, and has the widespread use.
规则格网(Grid)是数字地面模型(DTM) 最常用的表示方法, 有着广泛的应用.
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Digital terrain model ( DTM ) is an important component of a resource information system.
数字地形模型 ( DTM ) 是资源信息系统中的重要组成部分.
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The data model and structure are suitable for not only 2 D maps , but also DTM.
该模型和结构既适用于二维图, 也适用于数字地面模型(DTM).
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DTM is discussed , particularly, terrain multi-resolution representation is introduced.
介绍主要针对数字地面模型(DTM)展开, 同时还涉及到地形场景多分辨率模型.
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DTM is need to correct irradiation difference for different topography.
利用DTM,进行地形辐射校正,以消除地形辐照度差异.
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