A.<10-15ml/min B.<15-20ml/min C.<30-35ml/min D.<40-45ml/min E.<50-55ml/min
A.1 B.2 C.3 D.4 E.5
A.骨骼 B.消化系統(tǒng) C.神經(jīng)系統(tǒng) D.血液系統(tǒng) E.皮膚