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【简答题】
在RLC串联电路中,已知 Ω, Ω, Ω,电源电压 ,试求; (1)电路呈现的性质 (2)总电流 瞬时值表达式 (3)各元件上电压的有效值 (4)电路的有功功率P、无功功率Q、视在功率S
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【简答题】Euro-currency
【单选题】The dollar rate of return on euro deposits is
A.
approximately the euro interest rate plus the rate of depreciation of the dollar against the euro.
B.
approximately the euro interest rate minus the rate of depreciation of the dollar against the euro.
C.
the euro interest rate minus the rate of inflation against the euro.
D.
the rate of appreciation of the dollar against the euro.
E.
the euro interest rate plus the rate of inflation against the euro.
【单选题】One of the benefits of the creation of euro is that it __________.
A.
promotes trades and investments in those euro-zone countries
B.
makes those euro-zone countries avoid the exchange rate risks
C.
helps those euro-zone countries restrain inflation
D.
All of the above are benefits for euro-zone countries.
【简答题】Euro
【简答题】A．4.5 Billion euro. B．100 million euro. C．4.5 Million euro. D．100 Biliion euro.
【单选题】According to the first paragraph, which one about the euro zone is NOT true?
A.
Euro zone will definitely fall into deflation soon.
B.
Deflation of the euro zone may hinder its growth.
C.
There are more members in the euro zone than before.
D.
Euro zone once experienced the threat of disintegration.
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