(来学网)金属-树脂冠桥熔模厚度最低应大于或等于
  • A.
    (来学网)0.1mm
  • B.
    (来学网)0.2mm
  • C.
    (来学网)0.3mm
  • D.
    (来学网)0.4mm
  • E.
    (来学网)0.5mm