英语词汇“focal ratio degradation”的中英文释义、用法、翻译及短语词组-英汉翻译词典

单词	focal ratio degradation
释义	focal ratio degradation 英?[?f??k?l ?rei?i?u ?degr??de???n] 美?[?fok?l ?re?o ?d?ɡr??de??n] 释义焦比衰退行业词典天文学焦比衰退???又称 :焦比衰退(FRD)???会聚光束通过光纤后，引起出射光束的发散度增加的现象。???
随便看	thighs thigh slapper thighslapper thigh-slapper thigh slappers thigh-slappers thigh-slapping thigh-slappings thight thigh tourniquet thigh twist thighward thigm- thigmaesthesia thigmanesthesia thigmesthesia thigmic movement thigmic stimulus thigmo- thigmo-comb.f. thigmocyte thigmokinesis thigmomorphogenesis thigmomorphosis thigmonastic

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focal ratio degradation