... 细砂仁 Amomum microcarpum 特细砂 Extra Fine Sand 细砂白糖 castorsugar ...
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特细砂
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The extra fine sand mortar has great shrinkage, low toughness, and it is easy to crack, so the paper focuses on shrinkage ratio, crack index and toughness.
特细砂水泥砂浆收缩大,韧性低,易开裂,所以收缩率、压折比及裂缝指数是本论文主要的考察指标。
参考来源 - 干拌抗裂砂浆的配制及性能研究
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