0.1mm
0.15~0.38mm
0.4mm
3~4mm
1~2mm
1.龈沟的正常深度为A、0.1mmB、0.15~0.38mmC、0.5~3mmD、4mmE、5mm
2.牙周膜的正常厚度为A:0.1mm B:0.15~0.38mm C:0.4mm D:3~4mm E:1~2mm
3.单选题牙周膜的正常厚度为()A 0.1mmB 0.15~0.38mmC 0.4mmD 3~4mmE 1~2mm
4.牙周膜的正常厚度为A、0.1~0.28mmB、0.15~0.38mmC、0.4~0.68mmD、3~4mmE、1~2mm