本文介绍了一种简单实用的基于规则格网数据绘制高质量等值线图形的方法。

This paper introduces a simple but practical method to create high-quality contour line for grid data.

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同时，格网地图还能将景观的空间异质性定量化、空间化和图形可视化表达。

Meanwhile the grid mapping can be used to realize the quantitative, specialized and visualized description of the spatial heterogeneity.

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