1.  luminosity function
2.  relative luminosity factor

• 1. 光度函数: luminosity function | PNLF
• 2. 视光度函数: apparent luminosity function
• 3. 光学光度函数: optical luminosity function

更多释义

• 1.本文评述了光学选类星体光度函数演化的研究方面取得的进展。
  This paper reviews the progress on studies of the cosmic evolution of the luminosity function of optically selected quasars.
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• 2.光度函数是作为某一波段的光度或亮度的函数的特定种类的天体数目。
  A luminosity function is the number of objects of a particular sort as a function of their luminosity or brightness in some wavelength band.
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• 3.在本文中，我们研究河外天体的红移分布和它们的光度函数之间的关系。
  In this paper, we investigate the relation between the redshift distribution and the luminosity function of extragalactic objects.
  dict.yoduao.com

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