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【单选题】
译码器的逻辑功能是将A.
输入的二进制代码译成对应输出的二进制代码
B.
输入的高、低电平译成对应输出的二进制代码
C.
输入的高、低电平译成对应输出的高、低电平
D.
输入的二进制代码译成对应输出的高、低电平
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【单选题】What are Sarah and John planning to do as a last resort?
A.
Go to see the landlord.
B.
Go to the court.
C.
Move out.
D.
Lose part of their deposit but get the other amount.
【简答题】The manager or his assistant _____ planning to go. [ ] a. were b. are c. was d. be
【单选题】—Will you go home tomorrow evening? —No, I’m going to a lecture, or at least I’ m planning _________. [ ]
A.
to
B.
so
C.
that
D.
it
【单选题】It isn’t warm enough him his coat. [ ]
A.
to make; take off
B.
make; to take off
C.
to make; put on
D.
make; to put on
【单选题】在串级控制系统中,等效时间常数To2’减小与提高控制质量有何关系?下面哪种说法不正确?( )
A.
等效时间常数减小，系统的响应速度加快；
B.
等效时间常数减小，提高了系统工作频率；
C.
等效时间常数减小，整个系统的控制质量下降；
D.
等效时间常数减小，使系统的振荡周期得以缩短
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