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单词
cerium oxide
释义
cerium oxide
cerium oxide
[
′sir·ē·əm ′äk‚sīd
]
(inorganic chemistry)
ceric oxide
cerium oxide
cerium oxide
A pink powder derived from the metallic element cerium. It is used to polish lenses and it is also added to ophthalmic glass to absorb ultraviolet radiations.
See
polishing.
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ain’t long enough
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更新时间:2025/3/19 12:25:34