关于激光的英文“laser”,以下哪一项是正确的()A.Lightactivation by stimulat...
A.Lightactivation by stimulation emanation of radiation
B.Luminant amplimeter by stimulation emission of radiation
C.Lightactivation by strongemission of radiation
D.Luminant activation before strong emission of radiation
E.Light amplification by stimulation emisssion of radiation