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单词 chromium-gold metallizing
释义 chromium-gold metallizing
[¦krō·mē·ǝm ¦gōld `med·ǝl·īz·iŋ]
ELECTRONICS
A metal film used on a silicon or silicon oxide surface in semiconductor devices because it is not susceptible to purple plague deterioration; a layer of chromium is applied first for adherence to silicon, then a layer of chromium-gold mixture, and finally a layer of gold to which bonding contacts can be applied.
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