位于文本块底部带边框线和指针的标注。选择手柄可控制段落宽度。

Callout with border line and pointer at bottom of text block. Selection handles control paragraph width.

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提出了一种等值线标注的算法，通过先找出等值线的近似多边形，然后根据系统要求在等值线上或近似多边形上输出标注。

An algorithm for label of isograms is presented, firstly approximate polygon about isograms is found, then label on isograms or polygon according to system requirement is written out.

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边框线和指针位于文本块侧边的标注。选择手柄可控制段落宽度。

Callout with border line and pointer at side of text block. Selection handle controls paragraph width.

youdao