单选题
编号：817489
1.关于激光的英文“laser”，以下正确的是（ ）。
- A.luminantactivation befor estrongemission of radiation
- B.lightactivation by stimulationam-anation of radiation
- C.lightactivation by strongemission of radiation
- D.luminantamplimeter by stimulationemission of radiation
- E.light amplification by stimulation emission of radiation