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【判断题】
微量元素、维生素添加剂和香味剂等物质应该经过预混后再与其他原料混合，以防止局部含量过高而发生中毒。()
A.
正确
B.
错误
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【单选题】Many Americans harbor a grossly distorted and exaggerated view of most of the risks surrounding food．Fergus Clydesdale, head of the department of food science and nutrition at the University of Massac...
A.
They overlook the risks of the food they eat.
B.
They overestimate the hazards of their food.
C.
They are overoptimistic about the safety of their food.
D.
They overstate the government's interference with the food industry.
【单选题】细菌生长所需的常用元素和微量元素的浓度分别为
A.
10-1～10-3mol/L，10-3～10-6mol/L
B.
10-3～10-5mol/L，10-7～10-8mol/L
C.
10-2～10-3mol/L，10-6～10-9mol/L
D.
10-5～10-6mol/L，10-7～10-8mol/L
E.
10-6～10-9mo1/L，10-3～10-6mol/L
相关题目：
【单选题】Many Americans harbor a grossly distorted and exaggerated view of most of the risks surrounding food．Fergus Clydesdale, head of the department of food science and nutrition at the University of Massac...
A.
They overlook the risks of the food they eat.
B.
They overestimate the hazards of their food.
C.
They are overoptimistic about the safety of their food.
D.
They overstate the government's interference with the food industry.
【单选题】细菌生长所需的常用元素和微量元素的浓度分别为
A.
10-1～10-3mol/L，10-3～10-6mol/L
B.
10-3～10-5mol/L，10-7～10-8mol/L
C.
10-2～10-3mol/L，10-6～10-9mol/L
D.
10-5～10-6mol/L，10-7～10-8mol/L
E.
10-6～10-9mo1/L，10-3～10-6mol/L
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