So this thesis studies the active noise control technique in the cabins.
为此本文对舱室空间内的有源噪声控制技术进行了研究。
In the paper aiming at the problem of low frequency noise transmission through double panel structure, feedback active noise control technique is adopted to control noise transmission.
本文对于低频噪声在双层板结构中传播的问题，探讨采用反馈的主动噪声控制技术以达到控制噪声传播的目的。
The properties of waveform synthesis method, which is widely applied in the active control technique of narrow band noise, is discussed in this paper.
文本讨论了在窄带噪声主动控制技术中采用的波形综合法的特性。
So an active noise cancellation (anc) system for helicopter cabin noise based on adaptive internal model control technique, is developed in laboratory.
从而在实验室构造了一套基于自适应内模控制技术的主动消声系统(anc)。
So an active noise cancellation (anc) system for helicopter cabin noise based on adaptive internal model control technique, is developed in laboratory.
从而在实验室构造了一套基于自适应内模控制技术的主动消声系统(anc)。
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