(来学网)人工解剖式牙牙尖斜度为
  • A.
    (来学网)0°或3°
  • B.
    (来学网)10°或13°
  • C.
    (来学网)20°或23°
  • D.
    (来学网)30°或33°
  • E.
    (来学网)40°或43°