| 单词 | reaction rate | 
| 释义 | > as lemmasreaction rate   reaction rate  n. ΘΚΠ the world > matter > chemistry > chemical reactions or processes > 			[noun]		 > reaction rate reaction rate1902 1902    Jrnl. Amer. Chem. Soc. 24 302  				Inhibition, i.e. a marked reduction of the reaction rate under the influence of minute quantities of foreign substances. 1972    R. E. Weston  & H. A. Schwarz Chem. Kinetics i. 3  				Experimental studies of reactions generally involve the determination of reaction rates as a function of several variables: chemical composition, temperature, pressure, or volume. 2006    Sci. Amer. 		(U.K. ed.)	 June 86/1  				A number of factors control the speed of a firework reaction: the composition of the shell and other physical characteristics, such as..high pressure or confinement (which increases the reaction rate), [etc.]. < as lemmas | 
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