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“耐火宣纸”？来，了解一下
source link: https://tech.sina.com.cn/d/i/2018-12-29/doc-ihqhqcis1338372.shtml
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来源：中科院之声宣纸是中华文化的瑰宝，迄今已有一千多年的历史。宣纸以安徽泾县青檀皮为原料，采用传统手工工艺抄造而成，具有颜色洁白、纹理细密、质地坚韧、润墨性好、耐老化等优点，享有“纸中之王、纸寿千年”的美誉。但是，传统宣纸也存在一些问题：例
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