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【单选题】
MGB1420万能磨床电动机转速稳定调整时,V19、( )组成电流正反馈环节,R29、R36、R28组成电压负反馈电路。A.
R26
B.
R27
C.
R31
D.
R32
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举一反三
【单选题】Henry Fieldings ______ indicates the genre of novel has got to the mature period.
A.
Joseph Andrews
B.
Jonathan Wild
C.
The History of Tom Jones, a Foundling
D.
Amelia
【单选题】Joseph Heller is a great novelist that has thrilled thousands of readers, ______ many American accomplished novelists kneel at his feet and cant help singing his praises.
A.
so much so that
B.
in order that
C.
on the understanding that
D.
by reason that
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