问题
判断题
静态前馈不仅考虑扰动补偿最终能使被控变量稳定的设定值，而且考虑补偿过程中偏差的大小和变化。
答案
参考答案：错
解析：静态前馈只考虑扰动补偿最终能使被控变量稳定的设定值，不考虑补偿过程中偏差的大小和变化。
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静态前馈不仅考虑扰动补偿最终能使被控变量稳定的设定值，而且考虑补偿过程中偏差的大小和变化。
参考答案：错
解析：静态前馈只考虑扰动补偿最终能使被控变量稳定的设定值，不考虑补偿过程中偏差的大小和变化。
| 用所给词的适当形式填空，每词限用一次。 | |
2. —How old were you when you ________ learning English? —Ten years old. 3. The 2008 Olympic Games ________ in August in China. By then lots of athletes and tourists are coming for it. 4. —Where is Dave? —He________ clean up the city parks with other volunteers. 5. —Are you going to the film "King of Kongfu" with us? —No, thanks. I ________ it. 6. Last night he found it difficult ________ because of the loud noise outside. 7. He works par-time by ________ advertisements in the supermarket. |