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【单选题】
双线性变换法的最重要优点是: ;主要缺点是 。( )A.
无频率混叠现象；二次转换造成较大幅度失真
B.
无频率失真；模拟域频率与数字域频率间为非线性关系
C.
无频率失真；二次转换造成较大幅度失真
D.
无频率混叠现象；模拟域频率与数字域频率间为非线性关系
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皮皮学刷刷变学霸
举一反三
【简答题】I crossed the street to avoid____(meet) him, but he saw me and ran towards me.
【简答题】A．He will hold the party on time. B．He will hold the party ahead of time. C．He will put off the time. D．He will cancel the party.
【单选题】-Is your uncle a Party member? -Yes, he _____ the Party four years ago. He _____ a Party member for four years. [ ]
A.
has joined, has been
B.
was joined, is
C.
joined, has become
D.
joined, has been
【单选题】在讨论安全气囊系统的检修与诊断时,甲说:可使用交流电压表来诊断安全气囊系统;乙说可使用探针式12v测试灯来诊断安全气囊系统。试问谁正确
A.
A甲正确
B.
B乙正确
C.
C两人均正确
D.
D两人都不正确
【单选题】在讨论安全气囊系统的检修与诊断时,甲说可使用交流电压表来诊断安全气囊系统;乙说可使用探针式12V测试灯来诊断安全气囊系统。试问谁正确?
A.
甲正确
B.
乙正确两人均正确两人均不正确
C.
乙正确两人均正确
D.
两人均不正确
【单选题】-Is your father a Party member ? - Yes, he the Party three years ago. He a Party member for three years .
A.
has joined; has been
B.
joined; has been
C.
joined ; was
D.
was joined; is
【单选题】在讨论安全气囊系统的检修与诊断时,甲说:可使用交流电压表来诊断安全气囊系统;乙说可使用探针式12v测试灯来诊断安全气囊系统。试问谁正确
A.
甲正确
B.
乙正确
C.
两人均正确
D.
两人都不正确
【单选题】I crossed the street to avoid _______ him.
A.
to meet
B.
meeting
C.
having met
D.
being met
【单选题】more or less
A.
a. approximately
B.
b. generally speaking
C.
c. exact details
D.
d. to put up with it
E.
e. small things
F.
f. to be patient and find out later
G.
g. the wrong way round
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