| 单词 | precure | 
| 释义 | precuren.  The curing of a synthetic resin in advance of another process (esp. curing at a higher temperature), sometimes as an unwanted effect. ΚΠ 1936    H. W. Rowell Technol. Plastics xxiii. 170  				Another form of pre-cure is due to mixing a batch of quick curing powder or already cured powder with one having a normal rate of cure. 1962    J. T. Marsh Self-smoothing Fabrics xi. 172  				Where the material is batched or plaited in a warm condition immediately after the stenter, there are dangers of what has been termed ‘pre-cure’ which it is essential to avoid where mechanical processing takes place before the final condensation, and which it may possibly be wise to avoid generally. 1985    Headlight June 17/1  				With the precure system, the tread has already been manufactured and is added to the prepared canvas. 1997    Cabinet Maker 		(Nexis)	 3 Oct. 24  				Pre cure of the adhesive before pressure is applied, or insufficient cure before the press is opened, will both result in suspect bonds. This entry has been updated (OED Third Edition, March 2007; most recently modified version published online March 2022). precurev. 1.  intransitive. Of a synthetic resin: to undergo premature curing, so as to impede subsequent mechanical processing. ΚΠ 1937    Industr. & Engin. Chem. 31 1486/2  				Such mixes..have a tendency to precure rapidly at ordinary room temperatures and must be used within a relatively short time after mixing. 1949    Industr. & Engin. Chem. 41 2834/2  				Compounds tend to scorch or precure during inner tube processing. 1952    J. Delmonte Plastics Molding viii. 208  				If preheating is carried much beyond this temperature, it [sc. a thermosetting resin] will begin to precure excessively and will lose its flow qualities.  2.  transitive. To cure (a synthetic resin) prior to another process, esp. curing at a higher temperature. 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 1973    Cement & Concrete Res. 3 665  				The pastes [were] autoclaved for 15 hours and precured for 0, 4 and 8 hours respectively. 1989    Jrnl. Appl. Physics 66 3241  				The prepolymer is heated (precured) to enable some chemical cross-linking. 1995    Proc. National Sci. Council, Republic China: Part A 19 451  				The wet film was precured at 150°C for an hour. Derivatives  preˈcured adj. ΚΠ 1964    Amer. Jrnl. Surg. 108 529  				A flexible film of precured resin. 1991    Optical Engin. 30 312/1  				The first successful attempt using lasers to splice precured rubber compounds. This entry has been updated (OED Third Edition, March 2007; most recently modified version published online March 2022). <  | 
	
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