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【多选题】
已知线性定常系统状态空间描述为: 下述说法正确的是( )。
A.
系统的特征值为0,0,-1
B.
该系统只有唯一的零平衡态
C.
该系统是雅普诺夫意义下稳定的
D.
该系统是雅普诺夫意义下渐近稳定的
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参考答案:
举一反三
【单选题】小批量或批量生产的制约因素是爱家。
A.
生产数量不足
B.
品种多
C.
人员少
D.
设备不足
【单选题】45,小批量或批量生产的制约因素是()。
A.
A,生产数量不足
B.
B,品种多
C.
C,人员少
D.
D设备不足
【单选题】在UML中,通信图的组成不包括()?
A.
对象
B.
消息
C.
发送者
D.
链接
【简答题】互联网域名的专用权属于注册者,和商标一样,采用?原则
【单选题】Which of the following does a teacher want his/her students to develop if he/she guides them to take notes using key words, abbreviations and symbols?
A.
Cultural awareness.
B.
Language awareness.
C.
Learning strategies.
D.
Language knowledge.
【单选题】Which of the following experimental results, if observed, would most clearly contradict the findings of Victor Emmel?
A.
A left cutterlike claw is removed in the fifth stage and a crusher claw develops on the right side.
B.
A left cutterlike claw is removed in the fourth stage and a crusher claw develops on the left side.
C.
A left cutterlike claw is removed in the six stage and a crushe-claw develops on the right side.
D.
A left cutterlike claw is removed in the fourth stage and a crusher claw develops on the right side.
【单选题】Which of the following experimental results, if observed, would most clearly contradict the findings of Victor Emmer?
A.
A left cutter like claw is removed in the fifth stage and a crusher claw develops on the right side.
B.
A left cutter like claw is removed in the fourth stage and a crusher claw develops on the left side.
C.
A left cutter like claw is removed in the six stage and a crusher claw develops on the right side.
D.
A left cutter like claw is removed in the fourth stage and a crusher claw develops on the right side.
【单选题】Which of the following experimental results, if observed, would most clearly contradict the findings of Victor Emmet?
A.
A left cutter like claw is removed in the fifth stage and a crusher claw develops on the right side.
B.
A left cutter like claw is removed in the fourth stage and a crusher claw develops on the left side.
C.
A left cutter like claw is removed in the six stage and a crusher-claw develops on the fight side.
D.
A left cutter like claw is removed in the fourth stage and a crusher claw develops on the right side.
【单选题】Which of the following pumps will build up a bursting pressure or stall their motors if the discharge valves are closed? (1) gear; (2) centrifugal; (3) screw.
A.
(1) and (2)
B.
(1), (2) and (3)
C.
(1) and (3)
D.
(2) and (3)
【多选题】UML中通信图的组成包括( )
A.
对象
B.
消息
C.
发送者
D.
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