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- 大熊W型雙星W UMa binary
- 活動(dòng)雙星和dMe型星(獵犬RS型星,dMe型星,大陵五,激變變星,大熊W型星,活動(dòng)超巨星);active binaries and dMe stars (RS CVn stars; dMe stars; Algol; cataclysmic variables; W UMa stars; active supergiants);
- 大熊W型星W Ursac Majoris star
- 小質(zhì)量比深度相接雙星是指質(zhì)量比小于0.25且幾何相接度大于50%的大熊座W型雙星系統。The deep, low-mass ratio overcontact binary is a system whose mass ratio is lower than 0.25 and whose degree of overcontact is higher than 50%25.
- 獵人直射大熊。The hunter shot the bear point-blank.
- 大叫yell
- 戶(hù)型house type
- 大號tuba
- 筆型pen type
- 大類(lèi)main type
- 變大fill out
- 整型integer
- 大公司large company
- 運動(dòng)型motile
- 大流行craze
- 大男子主義androcentrism
- W型無(wú)尾飛機W-shaped tailless aircraft
- 最大限度maximum
- 大幅度vast scale
- 我們用美國McDonald天文臺2.1米反光鏡Coude Reticon觀(guān)測,對31個(gè)RS CVn型雙星系統的37顆子星的自轉進(jìn)行了測量。High signal-to-noise spectral observations were taken in red region by use of the coude Reticon attached to the 2.1 m reflector at McDonald Observatory ia November and December, 1984. Following the former studying [ 4 ] , we analyse the rotation for 37 stars from 31 RS CVn binary star systems.