This function will create a new buffer feature data layer around the input point features at user specified distance.

此函数将以输入点为基础，按照用户指定的距离创建一个新缓冲区轮廓数据层。

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An algorithm for extracting point features on digitized maps is discussed in this paper.

本文提出了一种从地形图扫描数据中提取点状符号的方法。

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An algorithm for extracting point features on digitized maps is discussed in this paper.

本文提出了一种从地形图扫描数据中提取点状符号的方法。

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