This paper deals with in-flight simulation of the behaviour of two longitudinal oscillations that occured on JJ-7 aircraft by using BW-1 variable stability aircraft.

• 本文论述了BW-1变稳机空中飞行模拟H-7飞机发生两次纵向摆动时飞行状态特性,通过试飞研究其飞行品质,校核驾驶员诱发振荡(PIO)发生的可能性;