n. 分光镜
[化] 分光镜
n. an optical instrument for spectrographic analysis
1.There are ecppsing binaries, astrometric binaries, spectroscopic binaries.
有蚀双星 天测双星 分光双星
2.Yeah, they used thermal imaging to do microscopic and spectroscopic ysis and found this.
对 他们用热成像技术进行了显微分析 和光谱分析 发现了这个