1) oustic feedback
声反馈;声回授
2) Back feed, back coupling.,feedback
回授，反馈。
3) F Feedback
反馈，回授
4) return coupling
反馈;回授
5) acoustic feedback
声反馈
1.
Because of the introduction of additional poles to the system by acoustic feedback channel, there exists the possibility of unstability of ANC system.
由于声反馈通道向 ANC系统引入了新的极点 ,导致系统有失稳的可能性 。
2.
This paper first explores the causes of the acoustic feedback, and then presents 5 effective ways to prevent it: scientific design of the interior acoustic; the proper choice of sound amplifying instrumnts; the arrangement of the cabinet speaker system; strictly scientific modulation adn correct operation.
室内扩声系统中普遍存在着声反馈问题，严重地影响了扩声质量和效果。
3.
The acoustic feedback even howling is a well-known problem in sound reinforcement system.
扩声系统中普遍存在由声反馈导致的啸叫问题。
6) acoustical feedback
声反馈
1.
The reasons and the treatments of acoustical feedback in the multimedia report hall;
多媒体报告厅声反馈产生原因及其对策
2.
And the acoustical feedback of the secondary source is one of the key problems that affect noise reduction in ducts.
而次源声反馈问题一直是影响管道有源消声系统的关键问题之一。
补充资料：回授
1.转授(官职)。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条