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Pointandsegment

于 2013-01-08 发布 文件大小:169KB
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代码说明:

  判断点和线段之间的关系,包括点在线段的上,点在线段的延长线,反向延长线,点在线段外四种情况(Judge the relationship between the point and line, including the point on the line, in line at the extension of reverse extension cord, and so on.)

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