A.1∶1 B.1∶1.2 C.1∶1.4 D.2∶1
A.10-15%,20-30%,55-65% B.20-30%,10-15%,55-65% C.55-65%,20-30%,10-15% D.20-35%,10-15%,50-60%
A.碳水化合物 B.脂類 C.蛋白質(zhì) D.B族維生素