单词 | precool |
释义 | precoolv. transitive. To cool prior to some further treatment or process; to cool prior to use. ΘΚΠ society > occupation and work > industry > manufacturing processes > perform general or industrial manufacturing processes [verb (transitive)] > preprocess > types of preliminary process preheat1862 precool1907 premix1917 precast1919 pre-cut1945 pre-impregnate1951 pre-score1957 prepreg1964 precure1973 1907 [see pre-cooling n. at Derivatives]. 1910 Nebraska State Jrnl. 10 Nov. 12/1 He will recommend that the apples instead of being picked from the trees and rushed to the cars, be placed in these storage houses where they will be precooled. 1936 Discovery Apr. 104/1 The compressed helium is first pre-cooled by liquid nitrogen. 1947 Ice & Refrigeration Nov. 33/2 Hydro-coolers are used commercially today to pre-cool celery, asparagus, peas,..and carrots. 1989 Hydrocarbon Processing Nov. 107/2 The reactor effluent containing PA [= phthalic anhydride] vapors is precooled in a heat exchanger..generating steam. Derivatives pre-ˈcooled adj. ΘΚΠ society > occupation and work > materials > derived or manufactured material > materials having undergone process > [adjective] > heated or cooled preheated1863 pre-cooled1910 the world > matter > properties of materials > temperature > coldness > [adjective] > made cold or cool > in advance pre-cooled1910 1910 Nebraska State Jrnl. 10 Nov. 12/1 It has been found that these precooled apples keep better. 1987 M. Monk Mammalian Devel. (BNC) 79 Make preparations by dropping suspension from a Pasteur pipette on clean pre-cooled slides and gently dry over a low gas flame. pre-ˈcooling n. ΘΚΠ society > occupation and work > industry > manufacturing processes > [noun] > processing > types of preliminary processing grounding1466 roughing1743 preheating1898 pre-cooling1907 presoak1919 presoaking1919 premixing1927 prestress1934 pre-tension1936 pre-impregnation1937 pre-cutting1939 preloading1941 the world > matter > properties of materials > temperature > coldness > [noun] > becoming or making cold > in advance pre-cooling1907 1907 Daily Northwestern (Oshkosh, Wisconsin) 6 Aug. 4/5 The advantages of pre-cooling are very decided, and they touch the fruit farmer right in his pocket book. 1997 Internat. Jrnl. Plant Sci. 158 288/2 Precooling had no appreciable effect on the germination of A. chamaepitys or A. iva nutlets. This entry has been updated (OED Third Edition, March 2007; most recently modified version published online March 2022). < v.1907 |
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