患者,男,30岁,(来学网)牙冠切1/3折断,已行根管充填,要求做PFM冠修复
  1. 蜡型切缘回切的厚度
    A.
    (来学网)0.5~1.0mm
    B.
    (来学网)1.0~1.2mm
    C.
    (来学网)1.2~1.5mm
    D.
    (来学网)1.5~2.0mm
    E.
    (来学网)2.0mm以上
  2. 蜡型唇侧回切的厚度是
    A.
    (来学网)2.0mm
    B.
    (来学网)0.5mm
    C.
    (来学网)1.0mm
    D.
    (来学网)1.7mm
    E.
    (来学网)2.5mm
  3. 蜡型舌侧回切的厚度是
    A.
    (来学网)0.5~1.0mm
    B.
    (来学网)1.2~1.5mm
    C.
    (来学网)2.0mm以上
    D.
    (来学网)1.0~1.2mm
    E.
    (来学网)1.5~2.0mm