spectrum造句

例句与造句

1. Motion of a star across the line of sight causes no change in its spectrum .
   恒星横越视线方向的运动，在它的光谱中不会引起什么变化。
2. We begin to see, from this material, how to visualize a waveform from its spectrum .
   从这些分析中初步看到，如何从它的谱构思出该波形来。
3. It includes the stipulation that the phase spectrum over that range should be a straight line .
   它包括了在该范围上相位谱应为直线的规定。
4. Experimental configurations for measuring and displaying these spectra are sketched in figure 13.7 .
   测量和显示这几种频谱的实验装置见图13.7。
5. Good spectra of the spiral nebulas are difficult to obtain because of their extreme faintness .
   旋涡星云因为非常暗，难以得到它们的清晰的光谱。
6. It's difficult to find spectrum in a sentence. 用spectrum造句挺难的
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