| 单词 | Fermi's golden rules | 
| 释义 | Fermi's golden rules [¦fer·mēz ¦gōld·ǝn `rülz]  QUANTUM MECHANICS The equations giving the first- order (rule number 2) and second-order (rule number 1) contributions to the transition probability per unit time induced by a perturbation Hamiltonian, in terms of matrix elements of the perturbation Hamiltonian.  | 
	
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