英语词汇“platinum-iridium alloy”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	platinum-iridium alloy
释义	platinum-iridium alloy platinum-iridium alloy [′plat·ən·əm ə′rid·ē·əm ′al‚ȯi] (metallurgy) An alloy with 1-30% iridium; as concentration of iridium increases, so do hardness, chemical resistance, and melting point; used in jewelry, electrical contacts, and hypodermic needles.
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