Then the overlapping types of characters and lines are converted into touch type or crossover type by cross-points analysis.

然后通过对直线上相交点对的分析确定字线的交叠方式，并将这些方式归纳为穿透和未穿透两类简单的形式；

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Standing in the middle of the house and looking out, Lines overlapping staggered inside and outside of the wall, Forming hazy mountain shadow, Like a white line drawn on the background of a mountain.

站在房子中间向外望，墙内墙外的线条重叠交错，形成朦胧的山影，像是在大山的背景上画出的一幅白描线稿。

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