“light chopper”的概念、定义、翻译、参考文献-科学参考

单词	light chopper
释义	light chopper [`līt `chäp·ǝr] ^ELECTRONICS A rotating fan or other mechanical device used to interrupt a light beam that is aimed at a phototube, to permit alternating- current amplification of the phototube output and to make its output independent of strong, steady ambient illumination.
随便看	righting arm righting lever righting moment right-justify right-laid right lang lay right-lateral fault right-lateral slip fault right-of-way right parallelepiped right prism right rudder right section right side up right-slip fault right sphere right spherical triangle right strophoid right triangle right truncated prism right value right way up rigid body rigid-body dynamics rigid copper coaxial line

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