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【单选题】
对无失真传输系统的系统函数,下列描述正确的是( )。A.
特性是常数
B.
幅频特性是常数
C.
幅频特性是过原点的直线
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举一反三
【简答题】The man who was wearing a blue shirt and blue jeans was caught shortly after he had left the bank
【单选题】The coat the young man was wearing ______.
A.
was new and in good shape
B.
was cut out very well
C.
had been used for a lot of years
D.
fitted him well
【单选题】（ 38 ）有以下定义和语句 struct workers ｛ int numchar name[20]char c struct ｛ int day int month int year ｝ s ｝ struct workers w,*pw pw ＝ &w 能给 w 中 year 成员赋 1980 的语句是
A.
） *pw.year ＝ 198O
B.
） w.year=1980
C.
） pw->year=1980
D.
） w.s.year=1980
【单选题】有以下定义和语句： struct workers {int num；char name[20]；char C； struct {int day；int month；int year；)S； }； struct workers w，*pw； pw=&w； 能给w中year成员赋1980的语句是（ ）。
A.
*pw．year=1980；
B.
w．year=1980；
C.
pw->year=1980
D.
w．S．year=1980；
【简答题】上网熟悉常用药学重点期刊(国家级期刊)的概况。(答题可描述名称、出版周期、内容概要等。)
【简答题】It was three o'clock. A man was walking down a high street in the north of England. He was wearing a dark suit and carrying a suitcase. His name was Terry and he and he had lived away from home for tw...
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