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【简答题】
how computer encourage curiosity up interested when opportunities books becoming When I was growing ________, I was _________ in science and math and computers. I loved finding out _______ things worked. At fifteen, I bought myself a computer and took it apart. Those were the days ______ you could take the top off and, with the help of _______, figure out what each of the parts did. Playing with that _______ taught me that you learn almost everything by doing. My early __________ about computers helped lead me to the job I have today, which I love. So whenever I see kids __________ passionate about an interest or pursuit, I try to ________ them. Maybe your curiosity will lead you to a job you love, too. It's good to be curious. I also think it's good to look for ________ and to try new ways of doing things.
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【单选题】PID控制器由()组成.
A.
比例控制器,积分控制器和微分控制器
B.
比例控制器和积分控制器
C.
微分控制器和积分控制器
D.
微分控制器
【判断题】PID控制器的比例环节具有偏差减小的作用。()
A.
正确
B.
错误
【判断题】数字PID控制参数的整定可以按照模拟PID控制器的参数整定方法进行。()
A.
正确
B.
错误
【多选题】关于PID控制器,如下哪些表述是正确的
A.
低频段,PID的积分起滞后校正作用,改善系统的稳态性能;
B.
中频段,PID的微分部分起超前校正作用,使系统相位裕量和截止频率增加,改善动态性能;
C.
PID控制器的微分部分将削弱高频噪声的影响;
D.
PID控制器的比例环节是体现控制作用强弱的基本单元
【单选题】I usually sit _____ the classroom, so that I can hear the teacher who likes to stand _____ the class clearly. [     ]
A.
in front of; in the front of
B.
in the front of; in front of
C.
in front of; in front of
D.
in the front of; in the front of
【单选题】对于一个比例积分微分(PID)控制器来说,积分时间越大则积分作用越()
A.
B.
C.
不变
D.
关系复杂
【简答题】阅读理解。 Mr Green is a teacher. His only son, Bill, is a student. He is twelve. The child likes to fly kites and play some other s. One Monday afternoon, Bill flies kites with his friends after schoo...
【简答题】(adjective) willing to obey;doing what one is told to do The preschool teacher likes John most because he is the most____one among all the children.
【简答题】如何理解马克思主义是时代的产物?
【简答题】与听觉传导有关的额结构是
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