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【判断题】
由于离敢型不能用小数表示,因此只能以单项式变量教列来表现资料。A.
正确
B.
错误
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参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】如图电路,电路中的开关闭合很久,t=0时断开开关。求iL(0+)和iL(0-)。
【单选题】What are the guest speakers' jobs?
A.
Envrionmentalists.
B.
Ubran planners.
C.
An envrionmentalist and an ubran planner.
【单选题】如图,开关闭合很久,t=0时断开开关,求u(0+)、uc(0+)和ic(0+)(说明:ic(0+)和uc(0+)是相关联的参考方向)
A.
8V，20V，-1A
B.
16V，40V，-2A
C.
8V，20V，+1A
D.
16V，40V，+2A
【单选题】What are the guest speakers' jobs?
A.
Environmentalists.
B.
Urban planners.
C.
An environmentalist and an urban planner.
【简答题】听下面一段对话,回答第1至3题. 1. What are the speakers talking about? A. A high school. B. A French teacher. C. A teaching post. 2. What can we know about the man? A. He can speak French. B. He can speak Chinese. ...
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