(来学网)拟行肺切除手术的病人,必须选用双腔支气管插管是痰量每天超过
  • A.
    (来学网)20ml
  • B.
    (来学网)50ml
  • C.
    (来学网)100ml
  • D.
    (来学网)120ml
  • E.
    (来学网)200ml