pán xīng ㄆㄢˊ ㄒㄧㄥ 盘星 衡器或仪器上的计数点子。亦以喻衡量事物的标准。 清 曹寅 《铜鼓歌》:“毫芒差若列支纪,圜转直可窥盘星。”原注:“鼓面若仪器,四纽峙立,疑可测验水土。”
对太阳邻域内银河系盘星、特别是厚盘恒星年龄-金属度关系的研究进展作了较为详细的回顾和评述;说明目前对盘星是否确实存在年龄-金属度关系还存在争议,而厚盘恒星可能存在这种关系。
A historic progress on recent studies of whether there is a possible age-metallicity relation of stars in the Galactic disk, especially in the Galactic thick disk, is reviewed in some details.
这张高清图片展现了这个星系壮观的的恒星与星尘盘的正面特征,背景上还有这一些星系,有些还能透过 M101 看到。
The sharp image shows stunning features in the galaxy's face-on disk of stars and dust along with background galaxies, some visible right through M101 itself.
He was fascinated with astrolabes and was interested in sailing.
他着迷于星盘,并对航海很感兴趣
应用推荐