(来学网)正常成年人安静时的肺通气/血流比值为
  • A.
    (来学网)0.048
  • B.
    (来学网)0.084
  • C.
    (来学网)0.24
  • D.
    (来学网)0.48
  • E.
    (来学网)0.84