The frost thawing empress mass defect is smaller than common lime-fly ash aggregate.
冻融后质量损失都小于素二灰碎石冻融后的质量损失。
To study the effect of defrosting with current duct, we also simulated the process of the frost thawing.
并模拟霜层融化过程,考察当前风道的除霜效果。
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。
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