三合土,是指以三种或以上材料混合而成的建筑用土壤。一般指一些传统的混合建筑用土如夯土敲土等。常见的组成有石灰、粘土和细砂,其实际配比视泥土的含沙量而定[1]。经分层夯实,具有一定强度和耐水性,多用于建筑物的基础或路面垫层。

  1. 福州老建筑百科. 福州老建筑百科 https://www.fzcuo.com/index.php?doc-view-2837.html. [2024-06-24]. 缺少或|title=为空 (帮助)

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