振荡模 meaning in English

oscillation mode

Then residues associated with the oscillation of interest are used as the effective index and their relative magnitude under several operation conditions are used as the robust index of damping controllers
在此基础上，提出了用低频振荡模态对应的留数大小来衡量控制器输入信号的有效性，用多个运行方式下留数的相对大小来衡量输入信号的鲁棒性。
During helicopter slung - load flight , the main flight quality modes include : phugoid , dutch roll , longitude and latitude slung - load oscillation . according to the ads - 33e - prf specifications , the flight stability qualities had been evaluated
直升机机外吊挂飞行过程中,体现飞行品质的运动模态主要为荷兰滚模态、纵向浮沉振荡模态,以及吊挂物横向、纵向振荡模态。