spectral locus

例句：

1. 1.The spectral locus of the star is a crucial part of the study.
   这颗星的光谱定位点是研究的关键部分。
2. 2.The researchers found that the spectral locus was consistent with their expectations.
   研究人员发现光谱定位点与他们的预期一致。
3. 3. The spectral locus of the object was determined by analyzing its spectrum.
   通过分析该物体的光谱，确定了其光谱定位点。