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单词 quantitative analysis
释义

quantitative analysisn.

Brit. /ˌkwɒntᵻtətɪv əˈnalᵻsɪs/, /ˌkwɒntᵻteɪtɪv əˈnalᵻsɪs/, U.S. /ˈˌkwɑn(t)əˌteɪdɪv əˈnæləsəs/
Inflections: Plural quantitative analyses.
Origin: Formed within English, by compounding. Etymons: quantitative adj., analysis n.
Etymology: < quantitative adj. + analysis n. In sense 1 after German quantitative Analyse (1810 or earlier in a chemistry context); compare French analyse quantitative (1807 or earlier in a chemistry context), Swedish kvantitativ analys (1812), and qualitative analysis n. at qualitative adj. Compounds.
1. Chemistry. Measurement of the amounts of constituents present in a substance. Cf. qualitative analysis n. at qualitative adj. Compounds.
ΘΚΠ
the world > matter > chemistry > chemical assay or analytical chemistry > [noun] > types of chemical analysis
quantitative analysis1825
qualitative analysis1831
quant1896
microanalysis1912
autoanalysis1961
1825 Ann. Philos. New Ser. 10 284 M. Zinken observed the presence of selenium in these minerals in 1823. He had the goodness to send me a large quantity of the seleniurets, of which I have analysed only five varieties, the rest not being sufficiently pure to be calculated for a quantitative analysis.
1849 D. Campbell Pract. Text-bk. Inorg. Chem. Pref. 4 Tables for assisting in the calculations of quantitative analysis.
1913 Cumming & Kay Text-bk. Quantit. Chem. Anal. 109 One of the most difficult problems met with in quantitative analysis is the selection of good methods of separation.
1961 D. Ambrose & B. A. Ambrose Gas Chromatogr. x. 161 With the integral detectors described..quantitative analysis is simple: the detector response is directly proportional to the mass of material.
1992 W. H. Brock Fontana Hist. Chem. v. 180 Dalton's atomic theory and the laws of stoichiometry became an integral part of quantitative analysis.
2. More generally: analysis (esp. of an economic or financial situation, event, etc.) conducted using quantitative methods; an instance of this.
ΚΠ
1875 H. James Roderick Hudson xii, in Atlantic Monthly Dec. 659/2 ‘I don't believe you have suffered so much as some other men would have done.’ ‘Very likely not. In such matters quantitative analysis is difficult.’
1896 Times 17 Dec. 8/4 Taking the revenue of the United Kingdom at 74 millions,..Sir Joseph gave..the following marvellous results as a ‘quantitative analysis’, worked out in the laboratory of his own brain.
1914 J. A. Hobson Work & Wealth xxii. 326 The difficulty is best illustrated in the recent extension of quantitative analysis into economics by the method of marginal preferences.
1958 Jrnl. Farm Econ. 40 1236 Much of the most useful quantitative analysis of today is still done with a hand computer or even on scratch paper.
1987 L. Milroy Observing & Analysing Nat. Lang. (BNC) 155 A number of quantitative analyses are carried out, including a variable rule analysis of the probability of speakers using one variant or the other.
2006 Day (New London, Connecticut) (Nexis) 10 Dec. The idea..that I know something in my gut isn't good enough. I want to see the quantitative analysis.
This entry has been updated (OED Third Edition, December 2007; most recently modified version published online March 2022).
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n.1825
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