通过外加物质与地基冻胀土颗粒进行物理化学作用，改变地基的特性，以减少或消除地基土的冻胀性。
From adding substances to have physical and chemical effect on forst heaving soil grain to change the feature of the base, then reduce or eliminate the frost heaving feature of base soil.
由于地下水位高，造成地下水对渠道混凝土板的渗透破坏、冻胀破坏、硫酸盐侵蚀破坏和膨胀土膨胀破坏。
The high level underground water causes damages on the concrete board of the canal such as seep, freezing, sulfate erosion and swelling by swelled ground.
土中水分迁移的动力势问题是探讨水分迁移成冰机理以及研究冻胀、冻土内应力等冻土工程问题的关键所在。
The driving force of moisture migration in soil is the key of discussing the mechanism of freezing ice and frost heave and the stress of freezing 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。
Research about salt and frost heaving is helpful to further know the engineering properties of sulfate(sulfurous) saline soil.
在我国北方地区的渠道衬砌工程中，存在着因基土冻胀而造成的衬砌破坏问题。
In the canal lining projects in the northern part of China exist some problems concerning lining damage which is caused by frost heave.
冰冻期地面高程等于原地面暖土高程与冻胀量之和。 分析了冻土与暖土高程混用对工程建设的不良结果。
Some bad results for engineering project have been analyzed due to the mixed usage of altitudes in freezing and warm period.
在刚性面层下设置一道性能良好的保温层来防止基土冻结，可以从根本上解决冻胀破坏的问题。
The frost heaving damage can be thoroughly solved by laying a heat preservation layer in good condition under the rigid lining to prevent the frost heaving of the base soil.
会议共设6个专题 ：热质迁移、冻结敏感性和冻胀、力学性质、环境土冻结、工程设计和工程实例。
There are 6 main topics in the symposium:heat and mass transfer, frost susceptibility and frost heave, environmental soil freezing, engineering design and case histories.
饱水砂砾料冻结时之冻胀敏感性，以冻胀率的大小作为分类指标。它主要受细粒土含量及冻结条件的影响。
The frost heave ratio, as an index of classification of frost susceptibility for sandy gravel, mainly depends on not only the. content of fine grained soil but also its freezing condition.
初步证明，轻质土在冻土地基的隔热保温与台背填土的防冻胀方面效果比较明显。
It has been proven that this soil can bring about better results in the thermal insulation for frozen ground...
土体冻胀一直是冻土研究领域的热门课题，不同性质土的冻胀特性有很大差异。
The study on frost heave is always a hot subject in the frozen soil research field, it has great difference in frost heave characteristics to each kind of soil.
初步证明，轻质土在冻土地基的隔热保温与台背填土的防冻胀方面效果比较明显。
It has been proven that this soil can bring about better results in the thermal insulation for frozen ground base and fr...
以吉林东部草炭土为研究对象，制定详细的试验计划方案，对草炭土地基在不同含水量下、不同荷载作用下冻胀和融沉规律进行研究，分析总结草炭土地基的冻胀特性。
This article takes turfy soil in the eastern part of Jilin as the study subject, analyzing the geologic features of turfy soil on the basis of laboratory experiments.
初步证明，轻质土在冻土地基的隔热保温与台背填土的防冻胀方面效果比较明显。
It has been proven that this soil can bring about better results in the thermal insulation for frozen ground base and frozen heaving...
初步证明，轻质土在冻土地基的隔热保温与台背填土的防冻胀方面效果比较明显。
It has been proven that this soil can bring about better results in the thermal insulation for frozen ground base and frozen heaving...
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