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什么是灰土垫层?

2025-03-15 22:59:27

推荐回答（2个）

回答1：

用于北方,南方用得极少.
土和熟石灰按2;8或3:7的体积比,均匀拌合,第一层(层,称为"步")虚铺270毫米,夯实到150毫米,第二层铺150毫米,夯实到150毫米.作为基础垫层,一般不超过二层,即二步.如用于回填,当然层(步)数就多了.灰土垫层的效果很好,但要注意土质,不能含有腐殖质.土颗粒不能大,要过筛.

回答2：

就是白灰加土搅拌在一起那叫灰土，呵呵这样弄干燥不潮湿

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