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【单选题】
变压器内部故障( )动作。
A.
瓦斯保护
B.
瓦斯、差动保护
C.
距离保护
D.
中性点保护
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【单选题】We need ______ here this evening.
A.
to stay
B.
stay
C.
staying
D.
stayed
【简答题】用连词but, and, so, or填空。 1. What is your favorite color, green ________ orange? 2. Jeff is good at maths, ________ he is not good at Chinese. 3. It's 9 o'clock, ________ the little boy stops watching TV...
【单选题】We were so struck of ____ beauty of _____ nature that we stayed on for another two weeks. [     ]
A.
the , the
B.
/. The
C.
the , /
D.
a , the
【单选题】在假设检验中与是否拒绝厅H0无关的因素为
A.
检验水准的高低
B.
单侧或双侧检验
C.
抽样误差的大小
D.
被研究事物有无本质差异
E.
所比较的总体参数
【判断题】刚体作平动时,其上各点的轨迹可以是直线,可以是平面曲线,也可以是空间曲线。
A.
正确
B.
错误
【单选题】最理想的组织流水施工的方式是()。
A.
等节拍流水
B.
异节拍流水
C.
无节奏流水
D.
成倍节拍流水
【单选题】It was______ that We decided to stay indoors.
A.
so hot a day
B.
so a hot day
C.
such hot a day
D.
such a hot weather
【简答题】分辨率是A/D转换芯片的主要性能指标,n为A/D转换器的分辨率是 。
【单选题】S1:Avonport port control, this is MV Blue Whale. My radar is not working. Is shore-based radar assistance available? Over.S2:MVBlue Whale, this is Avonport port control. Yes, I require navigational as...
A.
shore-based radar assistance.
B.
ship's radar.
C.
radar repair.
D.
radar plotting.
【简答题】CPU响应中断请求信号线INTR来的中断的条件是什么?CPU如何响应中断?
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