凍脹土基 的英文怎麼說

中文拼音 [dòngzhàngtǔjī]
凍脹土基 英文
heaving bottom
  • 凍 : Ⅰ動詞1 （液體或含水分的東西遇冷凝固） freeze 2 （受冷或感到冷） feel very cold; freeze; be frostb...
  • 脹 : 動詞1. （膨脹） expand; dilate; inflate 2. （脹大） swell; distend; bloat
  1. Analyzing frost heaving and frost boiling of the roadbed

    季節性凍土區路基土的凍脹特性分析
  2. Frost heaving analysis of corrugated pipe culvert without foundation in permafrost region

    多年凍土地區無基波紋管涵洞凍脹分析
  3. Through a systematic research, the author enter to provide the theoretical basis for selecting reasonable index of normal frozen - heave forces and the technology for preventing and controlling frozen damage

    通過系統研究，渴望為季節凍土區涵閘類水工建築物基礎板的設計部門提供法向凍脹力值的設計指標，以便做到基礎的合理淺埋和進行抗凍脹設計。
  4. The aim of this thesis studies frozen - heave forces on culvert brake slab - foundation. first, it introduces the reasons and types of frozen damage of the slab - foundation in seasonal frozen soil conditions. secondly, the experimental studies of frozen soil mechanics were decided in order to revolve frozen - heave forces on the slab - foundation

    本論文以涵閘平板式基礎作為研究對象，首先探討了平板基礎凍脹破壞的原因及破壞類型，並圍繞涵閘工程平板基礎的凍脹力進行了工程凍土力學方面的試驗研究。
  5. The test obsvervation include air temperature, ground temperature, foundation moisture, freeze depth, freeze capicity, freeze residual capicity, groundwater table and shape transform of canal lining, etc. throught systemic observation, analysis of impact about each factor on fundation freeze capicity, evaluate effect on anti freeze of various canal lining, comparison on technology and ecnomic of different method, a kind of main canal lining format is been recommended to engineering practice with siutable to ningxia local feature, fufilling the need of main canal safey i application, economic and practical, that is using polystyrene plate laying under concrete slate and grit taking replace of filling layer and optimizing design

    試驗觀測內容包括氣溫、地溫、基土含水量、凍深、凍脹量、凍脹剩餘量、地下水位和砌體外觀變化等項目。通過系統的觀測，分析各因素對基土凍脹量的影響，評價各種襯砌型式的防凍西安理工大學工程碩士專業學位論文脹效果，並進行技術和經濟綜合分析比較，推薦出了適合我區特點、滿足乾渠安全運行、經濟實用、防凍脹效果好的乾渠防滲襯砌型式，即混凝土板下鋪設聚苯乙烯板和砂礫石換填層結構型式，加以優化設計，用於工程實踐。
  6. From experimental result, i preliminarily know that eps is good thermal insulation material because the absorption of water is low and heat insulation is good, it is practicable at preserving temperature field of frozen earth roadbed and bringing frozen disaster under control ; second, according to the analysis of the eps that is applied into practical project, i have studied the practical effect which eps preserve roadbed temperature field, and the influence that was made after building field. i have get that eps can influence moisture content and frozen upper limit, through practical measuring data, i have studied freezing and expanding quantity and melting and submerging quantity during a complete frozen and melting cycle as well as have expanded and proved the practical application effect of eps with some reference significance to deep research of some connected problems. finally, through computer data analysis, setting up the analytical model of finite unit, i have simulated the temperature field of roadbed heat preservation, then expounded and proved that the height of embankment influenced the effect of thermal insulation material

    其一是對聚苯乙烯泡沫塑料（ eps ）保溫板以及天然路基土層、路堤填料進行了室內試驗分析，結合國內外現在的有關科研成果，綜合確定其各項特徵參數；從試驗結果初步認識到聚苯乙烯泡沫塑料是一種吸水率低，隔熱性好的保溫材料，在凍土路基溫度場的保護和凍害治理方面是可行的；其二通過eps保溫板在現場工程實踐中的應用分析，研究了保溫板在保護路基土層溫度場的實際效果以及修築路堤后造成的影響，保溫板對土體含水量、凍結上限的影響，通過實測資料，研究了在一個完整的凍融周期內整個路基的凍脹量和融沉變形量，論證了保溫板的實際應用效果，對有關問題的進一步研究和相關工程設計具有參考意義；其三，通過計算機數值分析，建立有限元分析模型，對保溫路基的溫度場進行了模擬計算，論證了路堤高度對保溫材料效果的影響。
  7. The experiment follows out leading thought on cutting and siutting freeze of fundation and enforcing inflexibility of concrete slate, choose han canal as typical experiment segment, collect freeze index of various canal lining framework, refer the advaced method at home and abroad, adapt new material to make experiment design

    本次試驗以「削減、適應基土凍脹和增強混凝土板剛度」為主導思想，通過大量灌區現狀調查，選取具有代表性的漢渠做為試驗段。
  8. The continual freezing and expanding, melting and submerging and melting and sinking of roadbed are the main problem on the building and maintaining of road in frozen earth area

    路基周而復始的凍脹、融沉和熱融滑塌是凍土地區道路建設和維護所面臨的主要難題。
  9. Forst heaving and thawing settlement of subgrade in seasonal frozen soil zone

    季節凍土區公路路基細粒土凍脹敏感性研究
  10. The analysis on season ' s frost swelling and subgrade stabilizations

    季節性凍土地區路基的凍脹與融沉
  11. 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。
  12. Ordinary it takes over 30 % cost of total irrigation buildings. in seasonal frozen soil area, frozen heave produces frozen - heave forces on the slab - foundation. it often make the slab - foundation damage due to bending, twisting and growth - up if the construction is build following non - frozen soil design methods

    季節凍土區涵閘工程是水利工程建設中常見的一種結構，一般占水工建築物工程造價的三分之一以上，在季節凍土區由於土凍結后產生的凍脹，對板基作用有凍脹力，所以按照融土壓力設計的板基經常發生彎曲、扭轉、上抬等破壞。
  13. The results of experiments show out : the frost - heave stress of normal concrete with low w / c ratio was more small than the frost - heave stress of normal concrete with high w / c ratio under freezing condition

    試驗研究表明:受凍條件下，低水灰比基準混凝土凍脹應力要比高水灰比基準混凝土的凍脹應力小。
  14. 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
  15. 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。
  16. In permafrost areas, thaw - settlement problem is the main content for the frozen harmfulness study ; in the seasonally frozen soil areas, frozen expansion problem is considered most in order to prevent and father the frozen harmfulness for the groundwork, the thaw - settlement index is thought little relatively, but it has been investigated from the data of frozen harmfulness, the thaw - settlement behavior still has an active effect on the construction stability in the seasonally frozen soil areas

    在多年凍土區，融沉問題是凍害研究的主要內容;在季節凍土地區，為了防治地基凍害問題，考慮最多的往往是凍脹問題，對融沉指標一般考慮的比較少，但是根據調查凍害資料來看，融沉性在季節凍土地區的建築物穩定性方面的應用仍然具有積極的意義。
  17. In the area of seasonal frozen region, the road takes place the cycle of freezing and thawing variety with the season, the mainly disease harm generating from this is the frost heave and frost boiling etc. . the disease harm belongs to the heat transfer problem, but the effective measure to prevent and cure the frost boiling has something to do with the gradient of temperature and humidity

    在季節性凍土地區，道路隨季節交替發生凍融循環變化，由此產生的病害主要是凍脹和翻漿等。病害的形成歸根結底屬于熱質遷移問題，而防治凍脹與翻漿的有效措施無不與溫度和濕度有關，搞清冬季凍結過程道路結構體系溫度、濕度及應力的狀況，是正確設計路基路面，防治凍脹和翻漿的先決條件。
  18. In this paper, the calculating model for coupling function of water movement and heat conduction in subgrade is established based on the theory of continuum mechanics and the thermodynamics. the load function ’ s influence to frost heave is qualitative consideration in the model. the relationship of moisture content and temperature change with time and depth is calculated by use of matlab

    本論文基於連續介質力學和熱力學理論，建立了路基土的水分運移和熱傳導耦合模型，並定性的考慮荷載對凍脹性的影響，利用matlab數值計算軟體，求解出了路基土在凍結過程中的含水量和溫度在不同時間隨深度的變化關系。
  19. In order to study the features of freeze - thaw settlement in the permafrost, in this paper a two - dimensional numerical model of deformation and stress fields in embankment is established, together with finite element method, to calculate the distributions of deformation and stress fields of the freezing soil in an embankment

    摘要為了研究凍土的凍脹特性對公路路基穩定性的影響，建立了凍土路基變形場及應力場的二維數值計算模型，並應用有限元法求解路基土體凍結時變形場和應力場的分佈規律。
  20. In the other side, since the frost heave is a strongly non - linear problem, the neural networks prediction model is established

    針對凍脹這一強非線性問題，相對于機理模型，建立了路基土凍脹的神經網路預報模型。
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