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单词 quartz-iodine lamp
释义

quartz-iodine lamp

noun

: a light bulb consisting of a quartz bulb and a tungsten filament with the bulb containing iodine which reacts with the vaporized tungsten to prevent excessive blackening of the bulb

Word History

First Known Use

circa 1964, in the meaning defined above

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更新时间:2024/12/24 0:08:08