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The best ratio of fly ash geopolymer and the main factors affecting its strength are studied.
研究了粉煤灰地质聚合物的最佳配比及影响其强度的主要因素。
youdao
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The best ratio of fly ash geopolymer and the main factors affecting its strength are studied.
研究了粉煤灰地质聚合物的最佳配比及影响其强度的主要因素。
youdao