frost heaving

基本解释

Research about salt and frost heaving is helpful to further know the engineering properties of sulfate(sulfurous) saline soil.
对盐胀和冻胀规律的研究有助于深入认识硫酸（亚硫酸）盐渍土的工程性质。
The disease of subgrade in permafrost region was mainly induced by frost heaving and thawing circulation of frozen soils because of change of seasons.
多年冻土地区路基病害主要由冻土土体在季节变化条件下的冻融循环造成的。
The frost heaving damage is main damage form of lining channel in north China, which is an integrative result of temperature, water content, soil characteristic and frost force.
渠道衬砌的冻胀破坏是温度、水分、土质和冻胀力等因素共同作用的结果，是北方地区渠道的主要破坏形式。