At high speeds, logic signals often appear hairy, jagged and distorted because of fast signal rise and fall time. We must avoid these phenomena in the high-speed digital circuit system.

数据速率的提高导致数字信号的上升沿和下降沿时间不断缩短、脉宽变窄和周期减小，从而使数字信号在传输过程中出现毛刺、扭曲和扩展等畸变现象。

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In addition, the robot wings can land to avoid damage if wind speeds are too high or during bad weather.

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