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【多选题】
照明具端电压不应高于额定电压的105％，也不宜低于其额定电压的下列数值中的（）。
A.
对视觉要求较高的主控制室、微机监控室等室内照明为97.5％
B.
一般工作场所的室内照明为95％
C.
应急照明、道路照明、警卫照明及电压为12～24V的照明为90％
D.
对远离供电电源的工作场所，难以满足端电压为95％额定电压要求时，可降低到90％
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【单选题】The general orders his troops to move quickly towards a(n) _______ position.
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B.
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【单选题】Amelia Earhart is ______.
A.
a bronze sculpture
B.
an aviatress
C.
an American ganster and business man
D.
a French statesman and military leader
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【单选题】哈雷彗星不会出现的时间是( )
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1986
B.
2010
C.
1910
D.
2062
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【单选题】When Amelia Earhart saw flames coming from the engine, what did she do?
A.
She did nothing but pray for herself.
B.
She changed her direction and landed in Ireland.
C.
She continued flying.
D.
She lost hope of reaching land.
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相关题目：
【判断题】《说文解字》的作者是东汉的经学家、文字学家许慎。()
A.
正确
B.
错误
查看完整题目与答案
【单选题】In general, there are ____ possible ways to transmit orders.
A.
three
B.
four
C.
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D.
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A.
placing
B.
putting
C.
arranging
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【简答题】阅读理解。 Amelia Earhart was born in America in 1897. As a little girl, she could climb trees and catch rats. When she was seven years old, she discovered she was interested in flying. In 1920, Amelia too...
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【单选题】The general orders his troops to move quickly towards a(n) _______ position.
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advantageous
C.
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B.
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【单选题】When Amelia Earhart saw flames coming from the engine, what did she do?
A.
She did nothing but pray for herself.
B.
She changed her direction and landed in Ireland.
C.
She continued flying.
D.
She lost hope of reaching land.
查看完整题目与答案