英语词汇“photo echo”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	photo echo
释义	photo echo photo echo [′fōd·ō ‚ek·ō] (optics) A coherent pulse of light generated in a nonlinear medium at a characteristic time after two other pulses, separated by a certain time interval, have entered the medium.
随便看	earnings-price ratios earnings & profits earnings prospects and risk analysis earnings protection benefit earning spurs earnings quality earnings quality valuation earnings record earnings-related earnings related supplement earnings report earnings reports earnings response coefficient earnings response coefficients earnings retained earnings retention ratio earnings retention ratios earnings season earnings seasons earnings statement earnings statements earnings surprise earnings surprises earnings suspense fund earnings test

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