(来学网)人工半解剖式牙的牙尖斜度为
  • A.
    (来学网)0°~3°
  • B.
    (来学网)10°~13°
  • C.
    (来学网)20°~23°
  • D.
    (来学网)30°~33°
  • E.
    (来学网)40°~43°