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【简答题】
构建一个基本RFID系统由( )三大部分组成。
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反馈参考答案：
举一反三
【单选题】关于焓的性质 , 下列说法中正确的是
A.
焓是系统内含的热能 , 所以常称它为热焓
B.
焓是能量 , 它遵守热力学第一定律
C.
系统的焓值等于内能加体积功
D.
焓的增量只与系统的始末态有关
【单选题】What does Sam mainly talk about?
A.
His job as a police officer.
B.
His personal life.
C.
How stressful patrol work is.
D.
How police officers are taught to deal with stress.
【单选题】关于焓的性质,下列说法中正确的是
A.
焓是系统内含的热能，所以常称为热焓
B.
焓是能量，它遵守热力学第一定律
C.
系统的焓值等于内能加体积功
D.
焓的增量只与系统的始末态有关
【单选题】How often does this accident happen according to the police officer?
A.
It is accidental.
B.
It happens each day .
C.
It happens from time to time.
【简答题】使某人烦躁(a____) v.
【简答题】What does the registration officer need to know when a student is to register?
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