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【单选题】
在( )情况下,其它回路的开环与闭环对稳态增益的大小没有影响。A.
λ ij <0
B.
λ ij =0
C.
0
D.
λ ij =1
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反馈参考答案：
举一反三
【单选题】Now these boys ______our football team.
A.
are belonging to
B.
are belonged to
C.
belong to
D.
are being belonged to
【简答题】屏蔽门开关门控制优先级从高到低依次为：（）、（）、（）。
【单选题】These boys are getting on my nerves. I cannot have them ______ all over the house.
A.
run and shout
B.
running and shouting
C.
to run and shout
D.
to be running and shouting
【单选题】These boys will each other in the competition.
A.
compete with
B.
compete for
C.
compete by
D.
compete against
【简答题】屏蔽门开关门控制优先级从高到低依次为: 操作、 操作、系统自动级控制。
【单选题】In saying 'Man is now happy by definition' (Para. 1), the author is suggesting that ______.
A.
man believes himself to be happy even though he may not be
B.
consumer goods are the essential ingredients of happiness
C.
both the body and the spirit of man are satisfied
D.
real human happiness is probably unattainable
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