| 单词 | differential spectrophotometry | 
| 释义 | differential spectrophotometry [´dif·ǝ`ren·chǝl ´spek·trō·fǝ`täm·ǝ·trē]  SPECTROSCOPY Spectrophotometric analysis of a sample when a solution of the major component of the sample is placed in the reference cell; the recorded spectrum represents the difference between the sample and the reference cell.  | 
	
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