threshold roll-off阈值漂移
Roll- off防脱落试验机;滚降
roll-off space转出空间
fabric roll-off导开装置
Roll-off tipper摇臂式自卸车
roll-off angles滚动角
roll-off衰减;退出;效率滚降;[通信] 滚降
roll-off frequency衰减频率;向上转移频率;滚边频率
Gaussian roll-off高斯转降
V（动词） to exhibit gradually reduced response at the upper or lower ends of the working frequency range (在工作频率范围内的上下端)逐步显示降低的反应 [electronics]