频域性能指标与时域性能指标有着对应关系,开环频域性能指标中的幅值穿越频率对应时域性能指标调整时间,它们反映了系统动态过程的()
参考答案:快速性
选出句子中错误的一项,并改正在横线上。
( ) 1. Is that far with here?
A B C
( ) 2. Go straight with this street.
( ) 3. I want to buy one ice creams.
( ) 4. I saw a chicken for a blue shirt.
( ) 5. There are many flower in the garden.
( ) 6. Where does your parents live?
混合光纤/同轴电缆