(来学网)制作隐形义齿,为缓冲义齿下沉对牙龈的压痛,唇(颊)舌(腭)侧近龈缘及龈乳头填充的范围为
  • A.
    (来学网)0.5~1mm
  • B.
    (来学网)1~2mm
  • C.
    (来学网)2~3mm
  • D.
    (来学网)3~4mm
  • E.
    (来学网)5mm