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单词 microphotometric
释义

microphotometricadj.

Brit. /ˌmʌɪkrə(ʊ)ˌfəʊtəˈmɛtrɪk/, U.S. /ˈˌmaɪkroʊˌfoʊdəˈmɛtrɪk/
Origin: Formed within English, by compounding. Etymons: micro- comb. form, photometric adj.
Etymology: < micro- comb. form + photometric adj., probably after microphotometer n.
Of, relating to, or involving microphotometry.
ΚΠ
1921 Science 15 Apr. 369/2 The position of the ‘peak’ of a micro-photometric curve depends on the relative intensity and position of the component members of the complex.
1930 Nature 19 July 93/1 Fig. 1 is a reproduction of a movietone film of an orchestra and the micro~photometric record of the music recorded.
1952 Chromosoma 5 341 The microphotometric evaluation of cytochemical color reactions, such as the Feulgen-reaction on desoxyribose nucleic acid (DNA), has in recent years attained increasing importance.
1960 Jrnl. Histochem. & Cytochem. 8 4/1 It is of importance in some microphotometric studies of cells and tissues to determine the protein content of a single cell, nucleus, or nucleolus.
1993 Jrnl. Appl. Crystallogr. 26 104/1 The density distribution recorded from a wide area of the negative film by microphotometric densitometry.
This entry has been updated (OED Third Edition, December 2001; most recently modified version published online March 2022).
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adj.1921
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