(来学网)锤造无缝冠在恢复邻接与关系时,要留出锤造冠的厚度,其厚度约为
  • A.
    (来学网)0.15mm
  • B.
    (来学网)0.25mm
  • C.
    (来学网)0.1mm
  • D.
    (来学网)0.20mm
  • E.
    (来学网)0.35mm