“automatic contrast control”的概念、定义、翻译、参考文献-科学参考

单词	automatic contrast control
释义	automatic contrast control [¦ȯd·ǝ¦mad·ik `kän´trast kǝn´trōl] ^ELECTRONICS A circuit that varies the gain of the radio-frequency and video intermediate-frequency amplifiers in such a way that the contrast of the television picture is maintained at a constant average level.
随便看	color-subcarrier reference color sync signal color system color television color television picture tube color temperature color tempering color test color throw color-translating microscope color transmission color triangle color vision Colossendeidae colostomy colostrum colotomy Colpitts oscillator colposcope colposcopy colpotomy colter Colubridae Columba Columbidae

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