(来学网)正常成年人安静时,通气/血流比值的正常值是
  • A.
    (来学网)0.48
  • B.
    (来学网)0.64
  • C.
    (来学网)0.84
  • D.
    (来学网)8.4
  • E.
    (来学网)0.58