Listing 3 sets the current spectrum count if only the first waveform in the waterfall display is being processed and the current data point is from 0 to 200 as part of the overall spectrum.

如果谱阵图(waterfall)中只有第一个波形正在处理中，并且当前数据点处于整个频谱图中从0到200的位置，清单3将设置当前的频谱计数。

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Based on vector-spectrum method, the concept of vector amplitude-frequency figure and vector waterfall figure is established.

基于全矢谱理论，定义全矢幅频特性图和三维全矢瀑布图的概念。

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Based on vector-spectrum method, the concept of vector amplitude-frequency figure and vector waterfall figure is established.

基于全矢谱理论，定义全矢幅频特性图和三维全矢瀑布图的概念。

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