英语词汇“shadow mask”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	shadow mask
释义	shadow mask Television. a perforated metal plate situated behind the faceplate of a color television picture tube and having holes aligned to insure that each of three electron beams strikes only its corresponding red, green, or blue phosphor dot. Also called aperture mask. [1950-55]
随便看	lower-class lowerclassman lower criticism lower deck Lower Depths, The Lower Egypt lower fungus lower hold lower house lowering Lower Klamath Lake Lower Lakes lower mast Lower Merion Lower Michigan lowermost Lower Palatinate Lower Paleolithic Lower Saxony lower school Lower Slobbovia lower world lowery Lowes lowest common denominator

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