(来学网)钴铬合金铸造三臂卡环固位臂进入基牙倒凹的深度为()。
  • A.
    (来学网)0.25mm
  • B.
    (来学网)0.35mm
  • C.
    (来学网)0.45mm
  • D.
    (来学网)0.75mm
  • E.
    (来学网)1.0mm