9个月10天 上牙床中右一颗(F)
![]() | Upper Teeth F. Central Incisor | Erupt 8-12 mos. | Shed 6-7 yrs. |
Lower TeethK. Second Molar | Erupt 23-31 mos. | Shed 10-12 yrs. | |
9个月10天 上牙床中右一颗(F)
![]() | Upper Teeth F. Central Incisor | Erupt 8-12 mos. | Shed 6-7 yrs. |
Lower TeethK. Second Molar | Erupt 23-31 mos. | Shed 10-12 yrs. | |