英语词汇“refractory hard metals”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	refractory hard metals
释义	refractory hard metals refractory hard metals [ri′frak·trē ′härd ′med·əlz] (chemistry) True chemical compounds composed of two or more metals in the crystalline form, and having a very high melting point and high hardness.
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