單項選擇題小兒重度蛋白質、能量營養(yǎng)不良進行飲食調整治療,熱量開始給予的水平是()

A.40~60kcal/(kg·D.
B.60~80kcal/(kg·D.
C.120~150kcal/(kg·D.
D.80~100kcal/(kg·D.
E.100~120kcal/(kg·D.