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【判断题】
消防梯平日存放时，可平行放置也可直立放置。
A.
正确
B.
错误
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举报参考答案：
举一反三
【单选题】光栅测量装置需要平行放置4块光电器件,相邻光电器件之间的距离为()
A.
1/2个光栅刻线间距
B.
1/4个光栅刻线间距
C.
1/2个莫尔条纹间距
D.
1/4个莫尔条纹间距
【单选题】On February 4,1974, the Capital Building, the newest building ha Sao Paulo, was destroyed in a big fire. The fire was started on the 11th floor. Soon the whole floor was on fare. There were 25 floors ...
A.
Right.
B.
Wrong.
C.
Doesn’t say.
相关题目：
【单选题】光栅测量装置需要平行放置4块光电器件,相邻光电器件之间的距离为()
A.
1/2个光栅刻线间距
B.
1/4个光栅刻线间距
C.
1/2个莫尔条纹间距
D.
1/4个莫尔条纹间距
【单选题】On February 4,1974, the Capital Building, the newest building ha Sao Paulo, was destroyed in a big fire. The fire was started on the 11th floor. Soon the whole floor was on fare. There were 25 floors ...
A.
Right.
B.
Wrong.
C.
Doesn’t say.
参考解析：
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