递归读取磁盘的分区表，对于正确的分区表可以读出，对于错误的分区表会停止分析，使用者可以根据分区表项的类型再添加其他种类的分区-Recursive disk partition table to read, for the correct partition table can be read out, for the wrong analysis of the partition table will stop, the user can partition table according to