(来学网)在经皮椎体成形术中,胸椎骨水泥的平均注射量为
  • A.
    (来学网)2.5ml
  • B.
    (来学网)3.5ml
  • C.
    (来学网)5.5ml
  • D.
    (来学网)7.0ml
  • E.
    (来学网)8.0ml