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单词
calcium fluoride
释义
WordReference Random House Unabridged Dictionary of American English © 2024
cal
′
cium fluor
′
ide,
Chemistry
a white, crystalline compound, CaF
2
, insoluble in water, occurring in nature as the mineral fluorite: used as a flux in metallurgy and as a decay preventive in dentifrices.
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更新时间:2025/7/31 12:34:34