“optical parametric amplification”的概念、定义、翻译、参考文献-科学参考

单词	optical parametric amplification
释义	optical parametric amplification [`äp·tǝ·kǝl ¦par·ǝ¦me·trik ´am·plǝ·fǝ`kā·shǝn] ^OPTICS A process in which a weak signal beam is amplified at the expense of an intense pump beam simultaneously incident on a nonlinear crystal.
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