查询词典 soil-lifting frost

The study indicates that the frost heaving character of the meal sand is decimus of silt clays. And its frost heaving quotiety is seldom influenced by the different freezing end temperature and water content. Thus the surroundings influence is in the small area when the artificial freezing method is used in sand and no-stickiness soil.

研究结果表明粉砂冻胀率是淤泥质粘土冻胀率的十分之一，冷端温度、含水量两个因素变化对其冻胀率几乎不产生影响，因此在砂性等无粘性土中应用冻结法对周围环境危害较小。

On the basis of the data of subgrade frost heaving observation in Chang-Yu freeway from 2000 to 2002 years,this paper analyzes the factors of temperature,water, soil and subgrade type which influence the subgrade frost heaving.

根据2000—2002年间对吉林省长余高速公路路基冻胀观测所获得的资料，分别分析了温度、水分、土质、路基类型等因素对路基冻胀的影响。

A new structure of anti-seepage channel which is frost heaving resistant and economical is presented in paper, that puts forward theoretic foundation for construction of anti-seepage channels in frost soil region.

本文通过对季节冻土区防渗渠道冻害情况调查和分析，在总结季节冻土区渠道防渗技术的基础上，分析了土的冻胀机理及特征，研究了渠道冻害成因特点与规律，从结构破坏形式的角度，提出了经济合理且抗冻胀的新型渠道防渗结构型式，从而为季节冻土区防渗渠道建设提供理论依据。

Research purposes: The anti- frost heaving measures for the surface of subgrade in permafrost region and the anti-heat thawing measures for the subgrade of poor and rich ice frozen soil are put forward based on the analysis of the characteristics of surface frost heaving and bottom thawing of subgrade in permafrost region.

研究目的：本文从分析冻土区路基表层的冻胀特征和底层的融沉特征入手，提出路基结构设计中冻土区路基表层的防冻胀措施以及低含冰量冻土和高含冰量冻土路基的防热融措施。

In China,more and more constructions in cold regions appear,Strength and deformationof frozen soil,characteristics of frost heave and thaw collapse have become the major task forcold regional construction.But researches on mechanism of frost heaving are still not maturedowing to complexity of frozen soil,and the current study,thinking little of the freezing andthawing process,mostly focuses on the different physical and mechanical properties betweenfrozen soil and thawed soil.

随着我国寒区工程建设项目的增多，冻土的强度与变形问题以及冻胀融沉特性研究成为面临的最重要任务，但是由于冻土的复杂性，现有的冻胀机理相关研究尚不成熟，大多还是研究已冻土和融土物理力学性质差别，缺乏对正冻正融过程的相关研究。

From these researches as above, this paper found a new method to analysis salty soil road engineering properties by phase equilibrium theory, which provides a new angle of analysis on salty soil properties, experiment and engineering practice in these ways as follows:(1) Analysis the disadvantage of traditional salty soil experiment;(2) Analysis the disadvantage of current salty soil definition by phase equilibrium theory, and gives the chart of distinguish salty soil by the condition of hydrography and climate change;(3) Analysis the mechanics of subgrade frost boiling based on the change rule of liquid content;(4) Based on the change rule of ingredients content and volume in salty soil, analysis the mechanics of subgrade salt heaving and the restraining method by adding sodium chloride.

通过以上研究，本文初步建立了以相平衡理论为核心的盐渍土路用工程性质分析方法，该方法对盐渍土工程性质的理论分析、试验研究以及工程实践提供了新的研究思路与方法，具体体现在：(1)分析了传统的盐渍土试验存在的缺陷；(2)分析了现行盐渍土定义的不足，并以相平衡理论为基础，结合水文、气候条件的变化给出了判别盐渍土的诺谟图；(3)分析了盐渍土盐溶液含量的变化规律，并从盐渍土含液量变化规律出发，分析了盐渍土路基较非盐渍土路基翻浆严重的机理；(4)分析了盐渍土各固相含量及其体积的相变规律，并在此基础上分析盐渍土路基的盐胀机理，以及采用添加氯化钠来抑止硫酸盐盐渍土的盐胀机理

Against these frost damages, took the measures which were presented against the basic causes for the prevention and curing of the frost damage, for instance, rolling the roadbed, replacing the Aeolian sand and stabilizing the soil of inorganic binder and so on, and did experimental study indoor for every preventing and curing measure. The rule of frost damage has been concluded based on the analysis of experimental data.

针对这些冻害，从其产生的根本原因出发，采取碾压击实路基、风积砂换填、无机结合料稳定土路基等措施对其进行防治，并进行了路基风积土冻结试验、碾压击实试验、风积砂换填试验、水泥煤渣稳定土层和石灰粉煤灰稳定土层试验研究。

According to the statistics about standard frost of the seasonal frozen soil area in China, it founds the relative mathematic model of standard frost and freezing index of the seasonal frozen soil area by the method on monadic regression analysis.

以我国季节冻土区关于标准冻深的统计资料为依据，用一元回归分析的方法建立季节冻土区黏性土标准冻深与冻结指数的相关关系的数学模型。

Samples from Changchun-Siping highway, Changchun-Songyuan highway and North Changchun-Jilin highway were studied.Studied from microstructure of frozen soil, combining physicochemical tests and mechanical tests, the influence of properties of seasonally frozen soil in Changchun area on moisture movement is evaluated,which provides the experimental evidence for study of moisture movement of seasonally frozen soil and the road frost heaving and mudding in Changchun area.

以长春-四平线、长春-松原线以及长春-吉林北线3段公路土样为研究对象，从微观结构出发，结合物理化学试验和力学试验，评价了长春地区季冻土的性质对水分迁移的影响，为长春地区季冻土的水分迁移研究、道路冻胀翻浆的防治等提供试验依据。

By analyzing the property of frost heave in the aeolian soil, this paper proposes a fractal interpolation method to study the one-dimensional problem of frost heave in frozen soil.

通过分析风积土冻胀的特征，提出采用分形插值方法研究一维封闭冻结风积土的冻胀问题。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。