表单的设计视图显示矩形网格。
标准OFDM系统设计的时-频面为矩形网格。
The time-frequency plane of a standard OFDM system is a rectangular grid.
我们从高程控制点中提取高程数据，利用规则矩形网格模型实现了三维地貌的显示。
We drew out the elevation data from elevation control points, and made use of the regular square grid to display three-dimensional terrain.
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