Procedures realize the cyclical nature of a single frequency tone.

程序中实现单一频率的周期性提示音.

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A design of LD ? pumped single frequency Nd ∶ YVO ? 4 laser at 1064 nm is presented.

报道了一种用国产激光二极管泵浦的1064nm单频Nd∶YVO4红外激光器的设计.

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SFN ( Single Frequency Network )

单频网 ( 同步网 )

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A device used to supply a stable single - frequency signal to an up - converter or down - converter.

向上变频器或下变频器提供稳定单频信号的一种设备.

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This setting controls the width of a single frequency bin in the frequency response measurement.

这种设置在录放频幅响应测量中控制单一频率的带宽.

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