平面图形面积的计算具有较高的工程价值。
Computing the area of a planar graphs is valuable in engineering.
介绍了一种以CCD作为接收器件，快速实时计算变化图形面积的方法。
This paper introduces a method of quickly and simultaneously calculating gradual change figure area by using CCD as a receiving device.
一种电子长度面积求算仪，涉及一种计算曲线长度和图形面积的求算装置。
An electronic length and area calculating instrument relates to a calculating device used for calculating the curve length and the area.
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