(来学网)全口义齿排牙时,上颌侧切牙切缘与平面的关系是
  • A.
    (来学网)保持接触
  • B.
    (来学网)离开1.0mm
  • C.
    (来学网)离开2.0mm
  • D.
    (来学网)离开0.5mm
  • E.
    (来学网)离开1.5mm