这些天体的视亮度可以得到距离，它们的红移可以得出速度。
The object's apparent brightness yields the distance; its redshift yields the velocity.
本文对有射电子源结构类星体的红移、视星等关系进行了统计研究。
In this paper a statistical investigation has been made on the redshift-magnitude relation of quasars with radio components structure.
本文对有射电子源结构类星体的红移、视星等关系进行了统计研究。
In this paper a statistical investigation has been made on the redshift-magnitude relation of quasars with radio components structure.
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