The result of computer simulation shows that the filtering algorithm can not only efficiently suppress various noises in signals but also preserve the sharpstep changes of the signals.
计算机模拟结果证实了这种算法不仅可以有效地抑制信号中的噪声，而且较好地保持了信号的陡峭阶跃变化。
2
While not arguing for a sharp rebound, he sees little likelihood of another big step lower, despite the wilting investor sentiment.
他觉得，虽然股价不会急剧反弹，而且投资者情绪也萎靡不振，但股市进一步走低的可能性很小。
3
He felt a sharp prick when he step ped on a upturned nail.