| 单词 | Breit-Wigner formula | 
| 释义 | Breit-Wigner formula [¦brīt `vig·nǝr ´fȯr·myǝ·lǝ]  NUCLEAR PHYSICS A formula which relates the cross section of a particular nuclear reaction with the energy of the incident particle, when the energy is near that required to form a discrete resonance level of the component nucleus.  | 
	
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