Besides, sometimes sound can be used to offer signals and feedback on a system when no display is immediately handy.
此外，在没有直接可用的显示时，还可以用声音来向系统提供信号和反馈。
The frequency of the sound wave is controlled by the feedback signal of the system.
声光晶体由行波场驱动，声场频率则由系统的反馈讯号控制。
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。
Meanwhile we also boast sound system of teaching information and feedback in order to offer our customers zero-distance service.
同时我们拥有完善的教学反馈和辅导系统，进行零距离的服务。
How to reduce acoustic feedback and enhance the maximum usable gain of sound reinforcement system is one of the most important terms to evaluate the performance of the sound reinforcement system.
如何合理有效地抑制声反馈，提高扩声系统增益是衡量扩声系统性能的重要依据。
This article discusses the producing mechanism about sound feedback of loud-speaking system inside room and the methods and skills of restraining it.
分析了多媒体综合教室的声反馈啸叫问题的成因和常规消除声反馈啸叫的方法。
This article discusses the producing mechanism about sound feedback of loud-speaking system inside room and the methods and skills of restraining it.
分析了多媒体综合教室的声反馈啸叫问题的成因和常规消除声反馈啸叫的方法。
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