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【单选题】
关于低压断路器的选用,下列说法错误的是( )A.
低压断路顺器的额定电压应不小于线路、设备的正常工作电压，额定电流应不小于线路、设备的正常工作电流
B.
热脱扣器的整定电流应不小于所控制负载的额定电流
C.
电磁脱扣器瞬时脱扣整定电流应大于负载电路正常工作的峰值电流。用于控制电动机的断路器，瞬时脱扣整定电流应大于等于1.5-1.7倍的电机启动电流。电动机的启动电流一般为正常工作电流的4-7倍。
D.
欠压脱扣器的额定电压应等于线路的额定电压
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【单选题】What will ______ lead to?
A.
the policy of the government's
B.
this policy of the government's
C.
this policy of a government's
D.
the policy of a government's
【简答题】A．Yes, the government does. B．No, the government doesn't. C．The government has taken steps to curb the purchase. D．The government neither encourages nor curbs the purchase of personal cars.
【单选题】If someone is dissident , do they a) work for the government or b) disagree publicly with the government?
A.
a) work for the government
B.
b) disagree publicly with the government?
【简答题】业务实训6-10题.docx
【简答题】利尿药的分类,各举一代表药。
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