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单词 platinum metal
释义

platinum metal


platinum metal

n (Elements & Compounds) any of the group of precious metallic elements consisting of ruthenium, rhodium, palladium, osmium, iridium, and platinum

platinum metal


platinum metal

[′plat·ən·əm ′med·əl] (chemistry) A group of transition metals that includes ruthenium, osmium, rhodium, iridium, palladium, and platinum.
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