单项选择题
A.10% B.10%~20% C.20%~30% D.5%~15%
A.0.3~0.5g/(kg·D. B.0.5~0.8g/(kg·D. C.0.8~1.2g/(kg·D. D.1.2~1.5g/(kg·D.
A.鱼 B.煎蛋 C.果酱 D.奶
A.PNI<30% B.30%≤PNl<40% C.40%≤PNI<50% D.PNI>50%
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