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pearlite英英字典_pearlite剑桥英语解释_pearlite柯林斯英文解释_欧米惠必应词典
欧米惠必应词典

pearlite

P 开头单词

柯林斯词典

    pearlite /ˈpɜːlaɪt/

  • 1. N the lamellar structure in carbon steels and some cast irons that consists of alternate plates of pure iron and iron carbide 珍珠岩

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