“photocell relay”的概念、定义、翻译、参考文献-科学参考

单词	photocell relay
释义	photocell relay [`fōd·ǝ´sel `rē´lā] ^ELECTRONICS A relay actuated by a signal received when light falls on, or is prevented from falling on, a photocell.
随便看	henequen Hengstebeck approximation Henicocephalidae Henle's loop henna henry Henry's law Hensen's node hentriacontane Henyey track hepar calcies appliqué armor appliqué circuit apposition beach apposition eye apposition fabric appressed approach approach and landing area approach-approach conflict approach-avoidance conflict approach chart approach control approach course approach fix

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