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【单选题】
遥信的采集过程是对状态量进行采集,将现场状态量经光电耦合转换后存入锁存器,经采集读取后转换为二进制数据。()
A.
B.
C.
-
D.
-
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参考答案:
举一反三
【单选题】下列变化为绝热过程的是 ( )
A.
体系温度不变
B.
体系不从环境吸收热量
C.
体系与环境无热量交换
D.
体系的内能保持不变
【多选题】表单<INPUT>标签具有TYPE属性,以下(    )是该TYPE可用的关键字。
A.
text    
B.
textarea    
C.
file
D.
hidden
E.
radio    
F.
option    
G.
button
H.
select
【单选题】Verbal communication refers to the communication that .
A.
is carried either in oral or written form of language
B.
uses symbols and sounds to construct a message for its listener
C.
uses numbers or words to construct a message for its reader
D.
all the above
【单选题】下列变化为绝热过程的是
A.
体系 温度 不变
B.
体系不从环境吸收热
C.
体系与环境无热量交换
D.
体系的内能保持不变
【单选题】Verbal communication refers to the communication that .
A.
all the above
B.
uses numbers or words to construct a message for its reader
C.
uses symbols and sounds to construct a message for its listener
D.
is carried either in oral or written form of language
【单选题】Verbal communication refers to the communication that .
A.
uses numbers or words to construct a message for its reader
B.
uses symbols and sounds to construct a message for its listener
C.
is carried either in oral or written form of language
D.
all the above
【判断题】Business communication refers to communication between the organizations
A.
正确
B.
错误
【单选题】下列变化为绝热过程的是( )
A.
系统温度不变
B.
系统不从环境吸收热量
C.
系统与环境无热量交换
D.
系统的内能保持不变
【判断题】体系与环境无热量交换的变化为绝热过程。(    )
A.
正确
B.
错误
【判断题】Interpersonal communication refers to the communication between animals.
A.
正确
B.
错误
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