In order to restrain LOS vibration of Bang-Bang Guidance Law,an improved Bang-Bang guidance law with adaptive double switch thresholds is presented based on vibration restraining thoughts by thresholds.

• 为削弱Bang-Bang导引规律的视线抖动,根据双门限抑抖的思路,提出了一种具有自适应调节开、关双门限的改进Bang-Bang导引规律。