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zinc smelting technologyin ancient China
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zinc smelting technologyin ancient China
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中国古代炼锌技术
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zinc smelting technologyin ancient China
中国古代炼锌技术
中国明代万历年间已发明并掌握炼锌技术,当时称锌为“倭铅”。15世纪中国开始用锌铸币。1872年在瑞典哥德堡港附近,打捞出一艘1745年由中国驶达欧洲的沉船,船上装有含锌98.99%的锌锭,说明中国明清时期金属锌的冶炼技术成熟,并可以产品出口。
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