我们的操作系统是靠磁盘分区信息表上的分区类型标志来识别每一个磁盘分区的类型，下面是常见的各种分区类型标志，其中红色和蓝色是最常用的Windows系列操作系统所使用的分区类型，分区类型标志位标志与分区实际格式不符也是常见磁盘的故障，在数据恢复业务中会占到1-2%的比例。
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磁盘分区类型标志
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00
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空,DOS或Windows不允许使用,视为非法
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5C
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Priam Edisk
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01
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FAT12
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61
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Speed Stor
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02
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XENIX root
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63
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GNU HURD or Sys
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03
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XENIX usr
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64
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Novell Netware
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06
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FAT16 04 表示分区小于32M
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65
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Novell Netware
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07
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HPFS / NTFS
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70
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Disk Secure Mult
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08
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AIX
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75
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PC/IX
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09
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AIX bootable
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80
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Old Minix
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0A
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OS/2 Boot Manage
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81
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Minix/Old Linux
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0B
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Win95 FAT32
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82
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Linux swap
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0C
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Win95 FAT32
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83
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Linux
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0E
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Win95 FAT16
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84
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0s/2 hidden C:
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0F
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Win95 Extended(大于 8GB)
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85
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Linux extended
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10
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OPUS
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86
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NTFS volume set
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11
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Hidden FAT12
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87
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NTFS volume set
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12
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Compaq diagmost
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93
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Amoeba
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16
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HiddenFAT16
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94
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Amoeba BBT
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14
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Hidden FAT16<32MB
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A0
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IBM Thinkpad hidden
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17
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Hidden HPFS/NTFS
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A5
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BSD/386
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18
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AST Windows swap
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A6
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Open BSD
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1B
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Hidden FAT32
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A7
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NextSTEP
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1C
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Hidden FAT32 partition
(using LBA-mode INT 13 extensions)
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B7
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BSDI fs
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B8
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BSDI swap
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1E
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Hidden LBA VFAT partition
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BE
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Solaris boot partition
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24
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NEC DOS
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C0
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DR-DOS/Novell DOS secured partition
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3C
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Partition Magic
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C1
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DRDOS/sec
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40
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Venix 80286
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C4
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DRDOS/sec
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41
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PPC Perp Boot
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C6
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DRDOS/sec
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42
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NTFS动态分区
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C7
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Syrinx
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4D
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QNX4.x
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DB
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CP/M/CTOS
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4E
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QNX4.x 2nd part
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E1
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DOS access
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4F
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QNX4.x 3rd part
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E3
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DOS r/0
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50
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OnTrack DM
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E4
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Speedstor
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51
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OnTrack DM6 Aux
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EB
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BeoS fs
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52
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CP/M
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F1
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SpeedStor
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53
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OnTrack DM6 Aux
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F2
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DOS 3.3+secondary partition
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54
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OnTrack DM6
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F4
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SpeedStor
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55
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EZ-Drive
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FE
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LAN step
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56
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Golden Bow
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FF
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BBT
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