A.2.5kg B.4kg C.1kg D.0.5kg
A.>126kJ/(kg·d) B.>146kJ/(kg·d) C.>1500kJ/(kg·d) D.>100kJ/(kg·d)
A.0.5g/(kg·d) B.1.0~1.2g/(kg·d) C.1.2~1.3g/(kg·d) D.0.8g/(kg·d)