The effect of clay additive on the performance of fired red mud brick, which satisfies the demands of MU30 in the national standard of fired brick, is researched in this report.
利用赤泥制备了抗压强度达到国家烧结砖标准中MU30级要求的烧结砖，并研究了粘土掺量对赤泥烧结砖性能的影响。
An area of 700 square kilometers of Nanxiong red clay is fired moisture-proof brick, Cai Youzhuan high-quality raw materials.
面积达700多平方公里的南雄红土，是烧制防潮砖、彩釉砖的优质原料。
All of these results support strongly the archaeologist 'conjecture that the "red burnt clay" from Lingjiatan site should be the rudiment of brick.
所有这些分析结果，皆支持了考古学家关于凌家滩“红陶块”为砖的雏型的推测。
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