阅读:1682回复:2
建缓冲区遇到的问题
<P>选择要素之后,单击缓冲区按钮之后出现:</P>
<P>NO map units defined !</P> <P>Buffer cannot be processed in a map without known units. please defined map units.</P> <P>you can do this in the general tab of the data frame properties dialog.</P> |
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1楼#
发布于:2009-08-09 09:35
设置地图显示单位,view—data frame properties—general—units
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2楼#
发布于:2009-07-26 20:47
没有单位,估计也没有投影。。
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