(来学网)一般基牙固位倒凹的深度不应大于
  • A.
    (来学网)0.6mm
  • B.
    (来学网)0.7mm
  • C.
    (来学网)0.8mm
  • D.
    (来学网)0.9mm
  • E.
    (来学网)10mm
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