(来学网)听神经瘤时,患侧内听道比健侧更宽,其差别常超过
  • A.
    (来学网)2.5mm
  • B.
    (来学网)1.5mm
  • C.
    (来学网)2.0mm
  • D.
    (来学网)3.0mm
  • E.
    (来学网)4.0mm