frost soil 中文意思是什麼
frost soil
解釋
凍融擾動土-
Seasonal frost heaving classification of the highway subbase soil
季節性凍脹與路基穩定評析 -
The slity soil has the greatest frost heave strength in all of soil and the aerolian sandy soil belongs to it, so it is necessary to the study on frost heave mechanics of aeolian sandy soil and measure of prevent frost heave in railway construction
風積砂土屬于粉質土，而粉質土的凍脹強度是最大的，因而對風積砂土的凍脹性及其對鐵路危害的研究是非常有必要的。 -
This article introduces the status quo of engineering and technology of foreign pipelines in permafrost regions, and puts forward the relative countermeasures for the construction of pipelines in the regions in allusion to the frost heaving and thaw settlement of country rock and soil along the pipeline route
摘要介紹了國內外凍土地區管道工程技術現狀，針對凍土地區管道沿線和周圍（巖）土的凍脹和融沉問題，提出了相應的對策。 -
Landforms, soil, climate and characteristics of distribution in time and space in ningxia of draughts, disasters caused by wind and sand, floods and waterlodgging caused by hail, frost injury and earthquakes. the eighth chapter is on the relationships of environmental changing and the development of the agriculture and livestock husbandry in ningxia autonomous region which covers two sections : namely the historical processes of the human activities and the changing of the forests in ningxia, and the human activities and spreading of the deserts. the ninth chapter is a chapter that studies the regional divergence of the productivity level and the experiences and lessons of the development of agriculture and livestock husbandry
下篇是寧夏農牧業發展等因素與環境變遷的關系，這又包括三章：第七章是農牧業發展的自然條件，即地貌、土壤、氣候，以及歷史時期寧夏旱災、風沙災害、水澇災害、雹災、霜凍災害、地震災害的時空分佈特徵；第八章是寧夏農牧業發展等因素與環境變遷的關系，這包括人類活動與寧夏森林的變遷、人類活動與寧夏土地沙漠化的歷史演進兩部分；第九章是寧夏南、北農牧業生產力水平的地區差異及農牧業開發的經驗教訓。 -
Frost binds the soil.
霜凍住了土壤。 -
One of the most important one is the piles on the poor geological conditions such as saturated permafrost soil or underneath ice layers, such as : 1. frozen soil beside piles is thawed caused by construction and cement hydrate heat, it need quite time to recover freezing again ; 2. frost heaving sometimes pull up piles ; 3
凍土地區樁基普遍存在著： 1由於施工、水泥水化等造成樁周凍土融化，需相當長時間內才能回凍； 2樁周凍土凍脹對樁的「冷拔」作用往往將樁拉斷； 3樁周凍土融沉引起負摩阻力。 -
The preventive treatments of the frost heaving of lining canals in seasonal frozen soil areas
季凍地區路基中的水分遷移機理及處理措施 -
Experiment research on subgrade frost heaving of expressway in seasonally frozen soil region
季節凍土區高速公路路基凍脹試驗觀測研究 -
The slity soil frost ratio can be predicted through the input parameter of water content, density and freezing speed and the frost ratio is used in railway construction
由含水量、密度和凍結速率三個基本輸入參數，預測粉質土的凍脹率，進而分析對鐵路工程建設的影響。 -
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
土體凍脹一直是凍土研究領域的熱門課題，不同性質土的凍脹特性有很大差異。
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