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【单选题】
如图所示为示波器测量正弦波波形参数的画面,若“VOLTS/DIV”的指示值是2V,则所测正弦波的峰值为()
A.
9.2V
B.
4.6V
C.
6.5V
D.
3.25V
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【判断题】小提琴音色优美,接近人声,具有丰富的表现力,被誉为“乐器之后”。
A.
正确
B.
错误
【单选题】For a moment nothing happeneD. Then __ all shouting together.
A.
voices had come
B.
came voices
C.
voices would come
D.
did voices come
【单选题】For a moment nothing happened Then all shouting together. 21cnjy
A.
voices had come    
B.
came voices    
C.
voices would come    
D.
did voices come
【单选题】钨极氩弧焊时,采用 ( ) 接法钨极烧损最小
A.
直流正接
B.
直流反接
C.
交流
D.
以上都是
【单选题】钨极氩弧焊时,采用()接法钨极烧损最小。
A.
直流正
B.
交流
C.
直流反
【单选题】For a moment nothing happened. Then      all shouting together.A.voices had comeB.came voicesC.voice
A.
For a moment nothing happened. Then ____ all shouting together. A.voices had come
B.
came voices
C.
voices would come
D.
did voices come
【单选题】词汇内涵意义特征不包括哪项?
A.
指称标示
B.
语域标示
C.
态度标示
D.
形象标示
【单选题】小提琴音色优美,音域宽广,表现力强,在乐器中占有显著的地位,被誉为“乐器王后”,这种乐器起源于哪里?
A.
阿拉伯
B.
维也纳
C.
波士顿
【多选题】下列属于会计假设基本特征的是()。
A.
客观性
B.
不可证明性
C.
有效性
D.
独立性
【单选题】For a moment nothing happened .Then ____ of the falling stones and soils.
A.
noises had come
B.
came noises
C.
noises would come
D.
did noises come
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