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【单选题】
下列离子晶体中,晶格能最大的是A.
NaF
B.
NaCl
C.
NaBr
D.
NaI
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举一反三
【单选题】You must be responsible for all the losses ____ from your delay in opening the covering L/[C].
A.
arising
B.
rising
C.
arousing
D.
have arisen
【单选题】The switching losses are comprised of the on-state losses, () and the losses in the transition states
A.
the parasitic losses
B.
the dielectric losses
C.
the off-state losses
D.
the hysteresis losses
【单选题】化学名为(R，S)-5-甲氨基-2-｛［（4-甲氧基-3,5-二甲基-2-吡啶基）-甲基］亚磺酰基｝-1H-苯并咪唑的药物是
A.
雷尼替丁
B.
奥美拉唑
C.
西咪替丁
D.
法莫替丁
E.
兰索拉唑
【单选题】化学名为（R，S）-5-甲氨基-2-{［（4-甲氧基-3，5-二甲基-2-吡啶基）-甲基］亚磺酰基}-1H-苯并咪唑的药物是（）
A.
雷尼替丁
B.
法莫替丁
C.
西咪替丁
D.
奥美拉唑
E.
兰索拉唑
【单选题】The fires have caused direct or indirect losses in all of the following areas EXCEPT______.
A.
heavy industry
B.
medical expenditure
C.
tourist industry
D.
agriculture
【单选题】The switching losses are comprised of the on-state losses, and the losses in the transition states.
A.
the parasitic losses
B.
the dielectric losses
C.
the hysteresis losses
D.
the off-state losses
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