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【判断题】
第五套人民币专用纸张在紫外灯下有荧光反应。
A.
正确
B.
错误
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【判断题】一般 LPC 分析的阶数不能决定所分析语音信号共振峰的个数 。
A.
正确
B.
错误
【单选题】下列色散中,在单模光纤中不存在的是()
A.
材料色散
B.
结构色散
C.
波导色散
D.
模式色散
【单选题】U3-P43 Passage2-4. What is the speaker’s attitude toward uncertainty and settling down?
A.
It is better to settle down earlier.
B.
It is better to settle down later.
C.
It is necessary to try every means to avoid uncertainty.
D.
It is not necessary for people to avoid uncertainty.
【判断题】在单模光纤中不存在模式色散,只有材料色散和波导色散。
A.
正确
B.
错误
【判断题】U attitude means to look at things from audience’s viewpoint
A.
正确
B.
错误
【判断题】容积调速回路是用改变液压泵或液压马达的排量来实现调速的,没有节流损失但有溢流损失。
A.
正确
B.
错误
【单选题】By saying that 'observers are waiting for the dominoes to start falling', the author means that ______.
A.
observers are taking a wait-and-see attitude towards the future of euthanasia
B.
there is a possibility of similar bills being passed in the U.S. and Canada
C.
observers are waiting to see the movement end up in failure
D.
the process of the bill taking effect may Finally come to a stop
【单选题】When the author says that observers are waiting for the dominoes to start falling, he means ______.
A.
observers are taking a wait-and-see attitude towards the future of euthanasia
B.
similar bills are likely to be passed in the U.S., Canada and other countries
C.
observers are waiting to see the result of the game of dominoes
D.
the effect-taking process of the passed bill may finally come to a stop
【单选题】16世纪德意志风格的主要特色是_________,指的是裂口、剪口的意思,这是一种来自装饰。
A.
锐角三角形
B.
斯拉修
C.
罗布
D.
乔品
【单选题】By saying that 'observers are waiting for the dominoes to start falling', the author means that
A.
observers are taking a wait-and-see attitude towards the future of euthanasia.
B.
there is a possibility of similar bills being passed in the U.S. and Canada.
C.
observers are waiting to see the movement end up in failure.
D.
the process of the bill taking effect may finally come to a stop.
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