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【单选题】
KP－2A型控制箱电压失控时()起作用。
A.
主整流回路
B.
激磁回路
C.
过压保护回路
D.
防磁回路
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举报参考答案：
举一反三
【单选题】What are the people doing next?
A.
Having lunch.
B.
Seeing the tree.
C.
Walking around the park.
【单选题】The wet weather will continue tomorrow when a cold front__ __to arrive.
A.
is expected
B.
is expecting
C.
expects
D.
will be expected
【单选题】When did people begin to call the tree Washington Elm?
A.
In 1775.
B.
In 18.
C.
In 1984
相关题目：
【单选题】What are the people doing next?
A.
Having lunch.
B.
Seeing the tree.
C.
Walking around the park.
【单选题】The wet weather will continue tomorrow when a cold front__ __to arrive.
A.
is expected
B.
is expecting
C.
expects
D.
will be expected
【单选题】When did people begin to call the tree Washington Elm?
A.
In 1775.
B.
In 18.
C.
In 1984
参考解析：
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