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【简答题】
智能仪表的能源信号是() ,标准传输信号是() 。电III仪表的能源信号是(),标准传输信号是()。
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举一反三
【单选题】The People’s Republic of China was ______ on October1st,1949.
A.
find
B.
found
C.
founded
D.
founding
【单选题】October 1,1949 is the day_________ the People’s Republic of China was founded.
A.
where
B.
that
C.
which
D.
when
【单选题】It is the day October 1st, 1949 _____ the People’s Republic of China was founded _____ we’ll never forget.
A.
that; that
B.
that; when
C.
in which, that
D.
when, that
【单选题】对随机区组设计，如果资料方差不齐，应采用的检验方法为( )
A.
Wilcoxon秩和检验
B.
Wilcoxon符号秩和检验
C.
Kruskal-Wallis秩和检验
D.
Mann-WhitneyU检验
E.
Friedman秩和检验
【单选题】October 1, 1949 is the day_______ I will never forget.
A.
in which
B.
when
C.
that
D.
on that
【单选题】October 1, 1949 was the day ________ the People’s Republic of China was founded．
A.
which
B.
when
C.
where
D.
in which
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