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本文讨论了冻胀力的产生与土壤颗粒、水分迁移的关系。多年实践经验表明,“换砂法”是整治桥梁墩台冻害的有效方法。
This paper discusses the relationship between the frost heave force and soil particles and water migration. Years of practical experience shows that the “sand exchange method” is an effective method of rehabilitating bridges and abutments frost damage.