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【单选题】
已知 [X] 补 =1 . X 1 X 2 X 3 X 4 X 5 ,若要 X> − 1/2 , X 1 X 2 X 3 X 4 X 5 应满足( )A.
X 1 必须为 1 ， X 2 X 3 X 4 X 5 至少有一个 1
B.
X 1 必须为 1 ， X 2 X 3 X 4 X 5 任意
C.
X 1 必须为 0 ， X 2 X 3 X 4 X 5 至少有一个 1
D.
X 1 必须为 0 ， X 2 X 3 X 4 X 5 任意
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皮皮学刷刷变学霸
举一反三
【单选题】An increase in the domestic interest rate shifts the expected return schedule for _________ deposits to the _________ and causes the domestic currency to appreciate.
A.
domestic; right
B.
domestic; left
C.
foreign; right
D.
foreign; left
【单选题】An increase in the domestic interest rate shifts the expected return schedule for _____ deposits to the _____ and causes the domestic currency to _____.
A.
foreign; right; appreciate
B.
domestic; right; appreciate
C.
foreign; left; depreciate
D.
domestic; left; depreciate
【单选题】A decrease in the domestic interest rate shifts the expected return schedule for _________ deposits to the _________ and causes the domestic currency to depreciate.
A.
domestic; right
B.
domestic; left
C.
foreign; right
D.
foreign; left
【简答题】晶体中原子常见的扩散机制有_____________和______________。
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