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【判断题】
热轧硅钢片比冷轧硅钢片的性能更好,其磁导率高而损耗小。A.
正确
B.
错误
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【单选题】What did the terrorists demand the passengers should do? A) All the passengers should get off the bus. B) Muslims and Christians should identify each other. C) Muslims and Christians should stand on t...
A.
All the passengers should get off the bus.
B.
Muslims and Christians should identify each other.
C.
Muslims and Christians should stand on two different sides.
D.
Muslims should fire at Christians.
【简答题】When
do the passengers should pull the emergency brake?
【单选题】运行下列程序段，其中语句“n = n + 1”被执行的次数是（ ）。Dim m%, n%For m = 1 To 3 For n = 1 To 6 Step 2 n = n + 1 Print n NextNext
A.
3
B.
6
C.
9
D.
18
【单选题】运行下列程序段,其中语句“n = n + 1”被执行的次数是( )。 Dim m%, n% For m = 1 To 3 For n = 1 To 6 Step 2 n = n + 1 Print n Next Next
A.
9
B.
3
C.
18
D.
6
【简答题】乘客不应该做任何 分散驾驶员注意力的事 。 Passengers should do nothing to_____________________.
【单选题】一束波长为 l 的单色光由空气垂直入射到折射率为 n 的透明薄膜上,透明薄膜放在空气中,要使反射光得到干涉加强,则薄膜最小的厚度为
A.
l / 4
B.
l / (4 n )
C.
l / 2
D.
l / (2 n )
【单选题】In order not to hold up the flight, passengers should do the following EXCEPT_________.
A.
put away the luggage quickly
B.
oversize the carry-on
C.
make room for other passengers to place the luggage
D.
get out of the aisles as quickly as possible
【单选题】一束波长 为 l 的单色光由空气垂直入射到折射率为 n 的透明薄膜上,透明薄膜放在空气中,要使反射光得到干涉加强,则薄膜最小的厚度为
A.
l / 4
B.
l / (4 n )
C.
l / (2 n )
D.
l / 4
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