自动调节系统中，具有被调参数随变化的给定值以一定的精度、准确

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问题多项选择题

自动调节系统中，具有被调参数随变化的给定值以一定的精度、准确、稳定而快速地跟踪变化之特点的调节系统是( )。

A．程序调节系统

B．定值调节系统

C．随动调节系统

D．重定调节系统

答案

参考答案：C

填空题

单词拼写。

1. The ___________ (气氛)changed as he walked in.

2. The professor has brought in a good ____________ (系统)of teaching languages from abroad.

3. He was very ___________ (粗暴的)when he got drunk.

4. They laid eggs too and __________ (生存)on the earth for more than 140 million years.

5. A friend in need is a friend ___________(真正地).

6. He addressed the ___________ (信封)and put a letter in it.

7. His excuse for being late was totally ___________ (不可信的).

8. After three hours of waiting for the train ,our ___________( 耐心)was finally exhausted.

9. The boy shows great ____________ (好奇心)about animals.

10. The song ___________ (使想起)me of the days we spent together several years ago.

单项选择题

对该患者采取的护理措施中，下列哪项不妥

A．迅速建立静脉通道

B．大量喝开水和浓茶

C．立即置于光线较暗的抢救室

D．物理降温、止吐，做好皮肤护理

E．严密观察病情变化，并准确记录