资料来源 : pyDict

光度测定,测光法

资料来源 : Webster's Revised Unabridged Dictionary (1913)

Photometry \Pho*tom"e*try\, n. [Cf. F. photom['e]trie.]
   That branch of science which treats of the measurement of the
   intensity of light.

资料来源 : WordNet®

photometry
     n : measurement of the proterties of light (especially luminous
         intensity)