N a mark on a map indicating the height of a hill, mountain, etc (地图上的)地面点高度
Establishment of DEM and program design method of isohypse produced automatically by discrete spot height are presented.
介绍了通过离散高程点,创建DEM,自动生成等高线的程序设计方法。
For aerial photograph pair, the Orthophotomap of the image - overlapped region can be made by calculating directly spot height at image point.
对于航摄像对,可以直接通过像对解算像点的地面点高程,进而制作影像重叠区的正射影像。
The number of sprout spot was related with biological features but not related with height and diameter of stumps as it changed with randomicity.
萌芽点数按伐桩高度和伐桩直径分布均呈随机性,表明萌芽点数与伐桩高度和伐桩直径无关,仅与其生物学特性有关。
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