问题
判断题
控制系统的动态性能指标包括对给定输入信号的跟随性能指标和对扰动输入信号的抗扰性能指标。
答案
参考答案：对
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控制系统的动态性能指标包括对给定输入信号的跟随性能指标和对扰动输入信号的抗扰性能指标。
参考答案：对
| 根据对话内容，从下面方框中选择适当的词语填空，使对话内容完整正确。 | |
Wendy: What did you have? Sally: We had a lot of delicious food. One of the dishes 1 the meat of a snake. Wendy: A snake? Sally: Yes. At first, I 2 eat it, but my father encouraged me to have a try. Wendy: Many endangered animals have 3 because people eat them. I don't think that's right. People should protect wild animals. Sally: We don't hunt snakes in the wild. These snakes 4 on the farms so that they can be sold or used as food. Wendy: But some people will still hunt wild animals if such dishes are on our dining table. Sally: I 5 you. I won't eat such a dish any more. |