A.1∶1 B.2∶1 C.3∶1 D.4∶1 E.1∶2
A.80~100ml/kg B.90~120ml/kg C.100~110ml/kg D.110~120ml/kg E.120~130ml/kg
A.3.8g/kg B.3~5g/kg C.2~2.5g/kg D.1.5g/kg E.3~3.5g/kg