2) dwarf spheroidal galaxy
矮球状星系
3) qiuzhuang xingxituan
球状星系团
4) globular cluster
球状星团
1.
As a kind of compact star systems,globular clusters are very old ones with ages of older than 10~(10)years,which are different from another kind of young compact clusters, super star clusters(SSC)or massive youn.
老年球状星团和年轻的超星团是两类不同性质的致密星团,观测表明它们都表现出某种程度的质量分层效应。
2.
Stellar streams is defined as the assembly of the relic stars and interstellar matterof the globular clusters and/or nearby dwarf galaxies which are torn into pieces by thetidal force of the major galaxy.
星流是指位于星系(更多地专指银河系)附近的球状星团或者矮星系被潮汐力拉扯并撕碎而形成的沿着一定轨道分布的恒星集团及星际物质,是星系形成的并合模型所预言的现象,也是近年天体物理研究的热点问题之一。
5) globular clusters
球状星团
1.
The 29 F globular clusters in the galaxy are selected as samples.
选用银河系中29个累积光谱型为F型的球状星团样本。
2.
The research of globular clusters has important significance for the study of structure and evolution of the galaxies.
球状星团是银河系中最古老的天体类型之一，它的研究对理解星系的结构和演化有着重要意义。
6) spheroidal galaxy
椭球星系
补充资料：球状星系团
见星系团。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条