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【单选题】
造成起动机不转的原因之一是（）。A.
单向啮合器卡死
B.
开关闭合过早
C.
导线接头松动
D.
整流子脏污
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反馈参考答案：
举一反三
【单选题】Which of the following statements is NOT mentioned as a reason for serious computer crimes?
A.
Computer crimes are easy to operate and profitable.
B.
Companies do not impose restrictions on confidential information.
C.
Companies usually hesitate to uncover computer crimes.
D.
Computer criminals can get away with their crimes without punishment.
【简答题】电荷的 移动形成电流。它的大小是指 内通过导体截面的 。
【单选题】Which of the following is mentioned in the passage?
A.
A strict law against computer crimes must be enforced.
B.
Companies need to impose restriction on confidential information.
C.
Companies will guard against computer crimes to protect their reputation.
D.
Companies usually hesitate to uncover computer crimes.
【单选题】若在一个8位计算机中完成x–2y,假定变量x和y的机器数用补码表示为[x]补=44H,[y]补= DCH,则x–2y的机器数及相应的溢出标志OF分别是(__)。
A.
68H、0
B.
68H、1
C.
8CH、1
D.
8CH、0
【多选题】Which crimes are generally recognized as violations of jus cogens?
A.
War crimes
B.
Crimes against humanity
C.
Piracy
D.
Genocide
【单选题】若在一个 8 位计算机中完成 x–2y ,假定变量 x 和 y 的机器数用补码表示为 [x] 补 =44H , [y] 补 = DCH ,则 x–2y 的机器数及相应的溢出标志 OF 分别是( )。
A.
68H 、 0
B.
68H 、 1
C.
8CH 、 0
D.
8CH 、 1
【单选题】Which of the following is mentioned in the passage?
A.
A strict law against computer crimes must be enforced.
B.
Companies need to impose restrictions on confidential information.
C.
Companies will guard against computer crimes to protect their reputation.
D.
Companies usually hesitate to uncover computer crimes.
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