2. 金融经济
  3. 关于激光的英文“laser”，正确的是 A．light activation

关于激光的英文“laser”，正确的是 A．light activation

恬恬2020-05-20  20
问题 关于激光的英文“laser”，正确的是A．light activation by stimulation emanation of radiationB．luminant amplimeter by stimulation emission of radiationC．light activation by strong emission of radiationD．luminant activation before strong emission of radiationE．light amplification by stimulation emission of radiation
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答案E
解析
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