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【简答题】动物油脂由于不良因素水解产生游离脂肪酸，肉脂容易酸败，而酸败的肉脂中游离脂肪酸含量高，用酸价的概念可以表示肉脂中游离脂肪酸 含量的多少。测定肉脂酸价的原理是将一定量的动物油脂溶于有机溶剂，然后用0.1 mol·L -1 的KOH溶液滴定，根据KOH溶液的体积(mL)计算肉脂的酸价。 (1)将一定量的动物油脂溶于有机溶剂的原因是_________________。 (2)已知：酸价= （mg/g...
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A.
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B.
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C.
AFP≥800μg/L
D.
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A.
缴纳文物保护押金
B.
经核定公布该文物保护单位的人民政府批准
C.
征得上一级人民政府文物行政部门同意
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E.
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