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我有一个数据框:
由于在第 0 行中有多个设备 1 和 2,最多 n 个设备,我无法识别正确的列。要识别正确的列,我需要添加一条连接第 0 行和第 1 行的新行。或者我需要一个代码来识别正确的位置。
我怎样才能做到这一点?