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【单选题】
T3 在什么情况下, “ 与非 ” 运算的结果是逻辑 0 。 ( )
A.
全部输入是 0
B.
任一个输入是 0
C.
仅一个输入是 0
D.
全部输入是 1
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参考答案：
举一反三
【单选题】日常生活中,照明电路的接法是 _______ 。
A.
星形连接三相三线制
B.
星形连接三相四线制
C.
三角形连接三相三线制
D.
星形连接和三角形连接均可
查看完整题目与答案
【判断题】个体就是一个人持久稳定的与众不同的特征。()
A.
正确
B.
错误
查看完整题目与答案
【单选题】It is ______ that mainly helps you respond to a erous or stressful situation.
A.
a signal sent by your brain
B.
the special function of the adrenal gland
C.
all stimulated parts of your body
D.
All of these
查看完整题目与答案
【单选题】A vessel engaged in minesweeping on the high seas carries which of the following day signals ?
A.
Two green balls in a vertical line
B.
Two black balls in a vertical line
C.
A black ball at the foretruck and yardarm ends
D.
A shape of two cones point to point
查看完整题目与答案
【单选题】The door and the windows were all closed and there was no _____ of forced entry. [     ]
A.
scene
B.
signal
C.
sign
D.
sight
查看完整题目与答案
【单选题】Telecommunications stand for devices and systems that transmit electronic or optical signals across long distances. Telecommunications enables people around the world to contact one another, to access...
A.
Current development.
B.
Transmission of message.
C.
Computer networking.
D.
Government regulation.
查看完整题目与答案
【单选题】Scientists are sure that the color red ______.
A.
encourages athletes wearing it
B.
is a signal of vigor
C.
is superior to the color blue
D.
delivers messages of mental advantage TEXT C
查看完整题目与答案
【单选题】日常生活中，照明电路的接法为（     ）。
A.
三相三线制
B.
三相四线制
C.
可以是三相三线制，也可以是三相四线制
查看完整题目与答案
【单选题】Telecommunications stand for devices and systems that transmit electronic or optical signals across long distances. Telecommunications enables people around the world to contact one another, to access...
A.
Current development.
B.
Transmission of message.
C.
Computer networking.
D.
Government regulation.
查看完整题目与答案
【简答题】在单相功率测量中,如果功率表接线正确,但指针仍反转,这种情况说明 。这时为了得到正确读数,应在 之后,将 对调,但不能调换 接线端。
查看完整题目与答案
相关题目：
【单选题】日常生活中,照明电路的接法是 _______ 。
A.
星形连接三相三线制
B.
星形连接三相四线制
C.
三角形连接三相三线制
D.
星形连接和三角形连接均可
查看完整题目与答案
【判断题】个体就是一个人持久稳定的与众不同的特征。()
A.
正确
B.
错误
查看完整题目与答案
【单选题】It is ______ that mainly helps you respond to a erous or stressful situation.
A.
a signal sent by your brain
B.
the special function of the adrenal gland
C.
all stimulated parts of your body
D.
All of these
查看完整题目与答案
【单选题】A vessel engaged in minesweeping on the high seas carries which of the following day signals ?
A.
Two green balls in a vertical line
B.
Two black balls in a vertical line
C.
A black ball at the foretruck and yardarm ends
D.
A shape of two cones point to point
查看完整题目与答案
【单选题】The door and the windows were all closed and there was no _____ of forced entry. [     ]
A.
scene
B.
signal
C.
sign
D.
sight
查看完整题目与答案
【单选题】Telecommunications stand for devices and systems that transmit electronic or optical signals across long distances. Telecommunications enables people around the world to contact one another, to access...
A.
Current development.
B.
Transmission of message.
C.
Computer networking.
D.
Government regulation.
查看完整题目与答案
【单选题】Scientists are sure that the color red ______.
A.
encourages athletes wearing it
B.
is a signal of vigor
C.
is superior to the color blue
D.
delivers messages of mental advantage TEXT C
查看完整题目与答案
【单选题】日常生活中，照明电路的接法为（     ）。
A.
三相三线制
B.
三相四线制
C.
可以是三相三线制，也可以是三相四线制
查看完整题目与答案
【单选题】Telecommunications stand for devices and systems that transmit electronic or optical signals across long distances. Telecommunications enables people around the world to contact one another, to access...
A.
Current development.
B.
Transmission of message.
C.
Computer networking.
D.
Government regulation.
查看完整题目与答案
【简答题】在单相功率测量中,如果功率表接线正确,但指针仍反转,这种情况说明 。这时为了得到正确读数,应在 之后,将 对调,但不能调换 接线端。
查看完整题目与答案
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