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【单选题】
三相同步变压器的接错,不会发生( )。A.
整流输出电压正常
B.
整流输出电压缺相
C.
无整流输出电压
D.
触发电路工作正常
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反馈参考答案：
举一反三
【单选题】This passage is most probably taken from an article entitled '____' .
A.
Energy Conservation
B.
House Building Cr
C.
Air Pollution Indoors
D.
Traps in Building Construction
【单选题】This passage is most probably taken from an article entitled______.
A.
the Significance of Language
B.
Can Animals Talk
C.
the World of Communication
D.
Languages in Evolution
【多选题】去甲肾上腺素与肾上腺素相比,前者的特点是
A.
收缩血管及升压作用强
B.
扩张支气管作用弱
C.
对心脏兴奋作用强
D.
过量过大易引起肾功能损害
E.
对机体代谢影响小
【单选题】The author of this passage is most probably ______.
A.
American
B.
British
C.
Chinese
D.
Australian
【单选题】This passage is most probably authored by ______.
A.
the Conference Board staff
B.
a newspaper business writer
C.
a consumer representative
D.
an employment researcher
【单选题】This passage is most probably taken from an article entitled' ______'.
A.
Energy Conservation
B.
House Building Cr
C.
Air pollution Indoors
D.
Traps in Building Conservation
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