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javascript - 怎样用MongoDB导出数据到Rstudio画出频率图？
PHPz
2017-04-11 13:33:45
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我想在一个csv文件中的表里的其中两列，一个作为横坐标， 一个作为纵坐标来画一个图。请问plot（）里面应该怎么写？
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PHPz
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