In the paper aiming at the problem of low frequency noise transmissionthrough 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。
2
Through the example of serial transmission, the technique of high-speed signal source based on PCI bus is discussed.
以串行传输为例，介绍了基于PCI总线的高速信号源设计方法。
3
In this paper the transmission property of low latitude whistlers through the lower ionosphere has been investigated by means of full wave technique.