恒星分类 meaning in English
star classification
stellar classification
Examples
- Stars are classified by their spectral lines well before we know that those lines are also related to the temperature . the classes of spectral lines are called the
早在科学家了解颜色和温度的关系之前，天文学家早已根据光谱的吸收线把恒星分类，这种分类方式称为