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【单选题】
如图所示放大电路中,输入正弦电压时,用示波器测得输出波形如图中所示,则该电路所出现的失真类型及减小失真应采取的措施分别是( )。A.
截止失真、调小R P
B.
饱和失真、调小R P
C.
截止失真、调大R P
D.
饱和失真、调大R P
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反馈参考答案：
举一反三
【单选题】Please be patient ________ my aunt -- she’s old and forgetful.
A.
to
B.
with
C.
for
D.
towards
【简答题】阅读理解。 In one way of thinking, failure is part of life. In another way, failure may be a way towards success. The 'spider-story' is often told. Robert Bruce, leader of the Scots in the 13th century, wa...
【简答题】What’ the meaning of "blow the whistle on sth/ sb " ?
【单选题】I think the director's attitude ________ this program will decide what we should do next. [ ]
A.
towards
B.
at
C.
on
D.
for
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