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【简答题】
如图所示无源单口网络N，已知端口电压、电流均为非正弦周期量，表达式分别为 u=(100 sin100πt+10 sin300πt)V i=[4 sin(100πt-60°)+ sin(300πt-53.1°)]A
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【单选题】Which party will procure any necessary export lcenses when a company exports goods from one country to another?
A.
The buyer
B.
The seller
C.
Both parties
D.
Either party
【单选题】An agency relationship exists when one party delegates
A.
decision-making responsibility to a second party
B.
financial responsibility to employees
C.
strategy implementation actions to functional managers
D.
ownership of a company to a second party
【单选题】When an acquisition or merger is not desired by one party, it is called:
A.
takeover
B.
forward integration
C.
backword integration
D.
joint venture
【单选题】When I meet difficulties, my mother always tells me __________ in myself and not to give up.
A.
believe
B.
to believe
C.
believing
D.
believed
【单选题】There are many difficulties in front of me. _____, I still keep on trying and work for a better future. [ ]
A.
Moreover
B.
Nevertheless
C.
Otherwise
D.
Instead
【单选题】I have some difficulties these words, would you mind ______me your dictionary?
A.
understanding, lending
B.
to understand, to lend
C.
to understand, lending
D.
understanding, to lend
【单选题】I have some difficulties __these words．Would you mind __ me your dictionary?
A.
understanding, lending
B.
to understand, to lend
C.
to understand, lending
D.
understanding, to lend
【简答题】简述 (磁盘的)数据传输率
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