Calculation bear fruit error for the method of counting grids is bigger, and it can only be put into use as rude time study, the artificial factor exerts a considerable influence, not recommending usage.
方格法计算结果误差较大,只能作为粗测时使用,而且人为因素影响颇大,不推荐使用。
参考来源 - 基于光栅海图的海域面积测算系统的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
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