(来学网)正常成人安静时的通气/血流比值约为
  • A.
    (来学网)0.74
  • B.
    (来学网)0.8
  • C.
    (来学网)0.84
  • D.
    (来学网)0.9
  • E.
    (来学网)0.94
正确答案:
C