查询词典 frost heaving

Therefor, under the condition of fairly small restraining pressure, frost-heaving displacement of structure can be reduced greatly.

在理论分析及试验研究的基础上，本文指出：要保持建筑物或构筑物的冻胀位移很小或等于零。

This paper analyzes the causations of frost heaving of road and conformation building in cold area.

对寒冷地区出现的道路、构造物冻胀现象进行了分析，阐述了冻胀产生的原因，并提出了几项防止冻胀的措施。

The frost heaving and thaw settlement change the porosity of soil bodies.

土的冻胀和融沉，使得土颗粒间的孔隙发生着变化。

It is concluded that frost heaving is much more than thaw settlement, it is in accordance with observation results along Qinghai-Tibet highway.⑥Differential equation of heat transfer with phase change is derived in this paper.

通过模型试验，得出变形场受温度场控制的结论，并在多个冻融循环中，存在着一个斜坡后继变形的"温度门限"，控制着斜坡变形的进一步发展。

The measurement of thermal conductivity for low temperature frozen soil is important in researching the heat physical characteristics and the frost heaving of soil.

冻土导热系数的测定对于研究冻土热物理性质、土体冻胀特性有着重要作用。

The dry density is the index that represents the density extent of soil body, so there is a relation between the amount of frost heaving and thaw-settlement and soil average dry density.

而土体的干容重是表征比重一定的土体，土颗粒松散程度的指标，因此土体的冻胀和融沉量和土体的平均干容重之间产生了联系。

This paper analyzes the function process of frost heaving pressure which causes the quality problem of "upward freezing pulling" about shipway pile foundation,and research to conduct experiment survey on application effect of the developed engineering prevention measures.

论述了切向冻胀应力引起船台桩基础"冻拔"质量问题的作用机理；研究制定的"冻拔"质量问题的工程防治措施应用效果的实验监测。

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。

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。

The phenomenon of frost heave can cause severe damage to roads and constructions. Many researchers have paid much attention on the study of frost-heaving mechanism.

冻结过程中由于水分迁移引起的冻胀量远远大于孔隙水原位冻结引起的体积膨胀量，冻土区的冻胀、融沉给道路和建筑物造成很大的危害，如出现裂缝、沉陷、结构断裂等现象。

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。