A. 83.68~104.60kJ/(kg·[20~25kcal/(kg·] B. 104.60~125.52kJ/(kg·[25~30kcal/(kg·] C. 125.52~146.44kJ/(kg·[30~35kcal/(kg·] D. 146.44kJ/(kg·[35kcal/(kg·] E. 146.44~167.36/(kg·[35~40kcal/(kg·]