查询词典 heaving

The conclusion has guiding significance for mastering the characteristics of frost heaving and thawing-settlement in salty soil area of Qinghai-Tibet Railway.

所得结论对掌握青藏铁路盐渍土地区冻土工程冻胀、融沉特性有着指导意义。

According to the characteristics of the hydrologic geology and the climate in the western region of Liaoning province, after inspecting the phenomenon of Aeolian roadbed road frost damage in recent years and found the phenomenon of the road frost damage include frost heaving, thaw collapse, the mud pumping, cracking, etc.

根据辽西地区的水文地质气候特征，考察了近几年的辽西地区风积土路基道路的冻害现象，发现存在的道路冻害现象有：冻胀、融沉、翻浆冒泥、开裂等。

The faster freezing velocity, the rapider frost heaving forces because it's too slow to dissipate in the unfrozen regions.

冻胀力的大小取决于冻结速率的快慢以及未冻区的压密状态。

Moreover, frozen restraint between the slate and the underneath frozen soil is an important condition for frost heaving of the slate.

另外 ，渠道边坡衬砌层和其下冻土层之间冻结约束的存在与否是边坡衬砌层会不会受冻胀力的必要条件，若此约束存在，则可能受冻胀力，若此约束不存在，则其不可能受冻胀力。

During a series of temperature cycles, there are critical temperature value successive displacement. Frost heaving and thaw settlement for slope soil surface are calculated and analyzed by applying self-design model triangle frame.

应用自行设计的变形测量装置对斜坡土体表面冻胀和融沉进行了计算和分析，得出冻土斜坡的融沉变形远远大于冻胀变形的结论，与青藏公路沿线多年冻土地区公路路基变形观测结果一致。

The frost heaving and thaw settlement processes have the critical effects on the civil engineering in the cold regions. In the global scale, these phenomena still lead to the primary disaster problems, in despite of some progresses on the study of freeze-thaw action.

尽管冻土冻融过程的研究已经取得一些进展，但迄今为止，随冻融过程而发生的冻胀和融沉问题仍然是引起寒区道路工程病害比较突出的问题。

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 thermal regime of soils along the pipeline route will be severely disturbed due to the heat exchange between the oil flowing in the pipeline and the ambient soils. Therefore, the oil pipeline will suffer from the frost heaving and thaw settlement.

原油输运过程中由于管道与周围土体之间发生的热交换，使得原有土层中的热交换机制被打破，冻土区常温原油管道工程基础将面临融沉和冻胀灾害的双重挑战。

A series of closed simulated frost heaving experiments with medium sand and coarse sand of different clay contents were performed under different water contents,degree of saturations and dry densities.

对不同含泥量的中粗砂在不同含水量、饱和度和密实度状态下进行了一系列闭式冻胀模拟试验，用数理统计方法分别研究了不同含泥量中砂和粗砂的冻胀率随含水量变化规律，将中粗砂结合在一起进行综合分析，并将试验结果与现行规范和其他文献进行比较，指出两者不同之处。

The hydraulic loading system is developed and used to study the frost heaving characteristics of the subgrade soils under dynamic loading in closed system and open system . On the base of these work, the conclusions are as follows:1. Because of the the fine-grained fill, the frost deformations of Beijing-Baotou railway subgrade and Baotou-Lanzhou railway subgrade are holistically irregular, and great discrepancies exist among the frost heavings of subgrade at different sections.

本文根据冻害较严重的京包铁路、包兰铁路的气候、地质条件的调查和路基冻胀变形监测，结合路基土的性质对京包铁路、包兰铁路的冻害给出了评价；为了模拟振动荷载作用下土的冻胀，研制了液压动力加载系统；在室内采用实验方法对列车动荷载作用下包兰线路基粉质土在开敞、封闭系统下的冻胀特性进行模拟。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。