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【判断题】
种是植物分类的最小单位。( )
A.
正确
B.
错误
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举一反三
【判断题】( )1. EAS是一种设置在需要控制物品出入的门口的RFID技术。
A.
正确
B.
错误
【单选题】As a______ president, his views are treated with respect when he is interviewed.
A.
former
B.
previous
C.
late
D.
prior
【单选题】Cheng has not been lucky in school this year. He got sick and missed classes and could not take his finals. He also lost his books. These were not only his textbooks but also his notebooks. Everybody ...
A.
He got sick and missed classes and could not take his finals.
B.
He also lost his books.
C.
These were not only his textbooks but also his notebooks.
D.
Everybody likes Cheng because he will go out of his way to help people.
【单选题】EAS是一种设置在需要控制物品出入的门口的RFID技术。( )
A.
正确
B.
错误
【单选题】()是防盗报警系统信号探测器的一般采用技术。
A.
微波
B.
紫外线
C.
脉冲
D.
电磁波
【判断题】工程热力学只研究能源形式,不研究能量转换规律。
A.
正确
B.
错误
【单选题】防盗报警控制器:主要学习防盗报警系统控制设备的工作过程。 于防盗报警控制器,下列说法错误的是()。
A.
防盗报警控制器应有防破坏功能
B.
防盗报警控制器不需有较宽的电源适应范围
C.
防盗报警控制器应有备用电源
D.
防盗报警控制器应有较高的稳定性
【判断题】EAS是一种设置在需要控制物品出入的门口的RFID技术。
A.
正确
B.
错误
【判断题】ELECTRONIC ARTICLE SURVEILLANCE(EAS)是一种设置在需要控制物品出入的门口的RFID技术。
A.
正确
B.
错误
【单选题】A)是防盗报警系统信号探测器的一般采用技术。
A.
微波
B.
紫外线
C.
脉冲
D.
电磁波
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