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【判断题】
有2个n-Si样品,甲的施主浓度高于乙的施主浓度,室温下,其电子迁移率由高到低的顺序是甲乙。
A.
正确
B.
错误
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A.
less important than
B.
far more important than
C.
at least as important as
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not so important as
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A.
病因未明联合用药
B.
应用两种以上的药物
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D.
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单一抗菌药已能控制的感染应用2~3种抗菌药
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A.
Before dinner.
B.
In the middle of dinner.
C.
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D.
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病因未明联合用药
B.
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E.
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