• 2022-06-12
    我国成人膳食中蛋白质、脂肪和碳水化合物供能占总能量摄入的最佳比例分别是 ( )
    A: 20%~30%,10%~14%,60%~70%
    B: 10%~15%,20%~30%,55%~70%
    C: 10%~14%,20%~30%,55%~65%
    D: 12%~14%,17%~25%,60%~70%