濕變性土 的英文怎麼說

中文拼音 [shībiànxìngtǔ]
濕變性土 英文
udert
  • 濕 : Ⅰ形容詞（沾了水的或顯出含水分多的） wet; damp; humid Ⅱ名詞（姓氏） a surname
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  1. After analyzing purple soil sampled from neijiang, leshan ofsichuan provinec and yuanmou of yunnan province, the contrast results of microbe quantity feature between surface and subsurface purple soil were obtained as follows. the content of soil organic matter, total and available nitrogen, phosphorous and potassium of surface was higher than subsurface, not relating to the type of purple soil and soil utilization way. the quantity of microbe _ bacteria, actinomyces and mould in surface purple soil was higher than subsurface, which indicated that the organic matter and airy condition in surface soil was more suitable for microbes growing. there was the same tendency in profile change of microbe quantity in purple soil located in temperate _ humid climate of sichuan basin in contrast with dry _ hot climate of yuanmou, yunnan. the nutrient situation of purple soil in sichuan basin shown that state of surface was better than subsurface, while in yuanmou of yunnan the state was on the contrary due to the degradation of surface soil

    實驗室對四川內江、樂山和雲南元謀不同類型紫色土表層和亞表層微生物數量特性的比較分析表明：土壤有機質、氮磷鉀全量及其速效量均表現為表層高於亞表層，與紫色土類型和利用方式無關；三大類土壤微生物細菌、放線菌和黴菌數量均表現出表層高於亞表層，表明紫色土表層的有機質和通氣性優于亞表層，適宜於這三大類微生物生長；溫濕氣候條件下的四川盆地和乾熱氣候條件下的雲南元謀其紫色土微生物數量的剖面變化具有相同的趨勢，唯土壤營養狀況在四川盆地紫色土中表現為表層優于亞表層，而在雲南元謀紫色土中由於表層土壤的退化作用表現為亞表層優于表層的相反情況。
  2. There is a period of soil contents range from ten to twenty five days over the humid discussed area in summer, and the period is not obvious at the discussed zone of close oasis desert area in summer and winter. ( 2 ) soil temperature exits several periodic variations of different depths ranging from six to twenty four days in heihe region, and nine to thirty days in gaize and shiquanhe region. it also shows that gradient of soil temperature affects on the soil content movement more greatly in summer. ( 3 ) the land surface temperature of yangtze river lower region is retrieved from noaa - ahvrr data

    （ 2 ）根據土壤溫濕資料，採用功率譜分析、 pca分析等方法，分析了兩種典型下墊面土壤溫度的時空分佈特徵及其對土壤水分運動的影響，發現研究區土壤溫度除日和年變化周期外還存在6 30天的不同周期；下墊面的非均勻性及其季節變化及溫度梯度變化對土壤水分運動有很大影響，冬季溫度梯度變化對土壤含水量影響大於夏季溫度梯度對上壤含水量變化的影響，且溫度梯度與水分運動方向相反。
  3. The modified zndx in comparison with others is well indicative of the severity and extent of flood / drought event and of more objective classification of them, which is therefore quite applicable to a extended area. ( 3 ) the main anomaly structures of grades of drought / food in summer over northwest china present pluvial pattern and dry pattern in all the areas, and spatial changes are opposite pattern from the noth to the south and the west to the east. the first four rotated loading vector fields represent four principal precipitation anomaly areas : the weishui river basin, east of the qinghai - xizang plateau

    但修訂過的zndx指數根據氣溫、土壤濕度及前期氣候濕潤度等因子能夠客觀的反映出西北地區的旱澇特徵。 （ 3 ）西北地區季與年區域旱澇等級表明：西北地區的乾旱雨澇有顯著的階段性和年際變化特徵。 1980 』 s到1990 』 s中期，氣候較濕潤，土壤濕度增墑較明顯； 1990 』 s中期以後是40年乾旱最異常的時段； 1960 』 s旱澇交替發生，旱澇趨勢接近常年； 1970 』 s氣候雖乾旱，但沒有1990 』 s中後期顯著。
  4. Based on the theory of unsaturated soil mechanics and the properties of compacted expansive soil, this paper takes the northern part k12 + 840 - k12 + 920 of nanning urban highway as an example to studies some aspects of lime improvement of expansive soil and the technology of construction. the chief content of this paper is : the lime improvement mechanism of expansive soil ; confirm the technical parameters of lime mixed from the results of test in laboratory ; the scale - down test to define the maximum effective grain size of expansive soil when it is improved by lime ; by building bank slope model and making use of finite element seepage flow program of saturated - unsaturated to calculate the examples, this paper simulates the humidity site in order to checkout the effect of lime improvement ; studies and proves that it is feasible to mix blocky expansive soil and pulverous lime, and to fill roadbed by common construction machines etc.

    本文研究的工作就下述幾個方面展開：用石灰改良膨脹土的機理；通過室內試驗確定摻灰的技術指標；在室內進行膨脹土摻灰的最大有效粒徑的模擬試驗，即鈣離子水試驗，由此總結出「粉?塊」灰?土攪拌工藝的有效性、合理性和可行性；用數值方法對路堤使用期的濕度場進行模擬，並與路堤的強度?變形的計算域耦合，以檢驗土性改良的效果，從而探索一種描述改良膨脹土路堤運行工況的數值方法；用現有最常用的且費用最低的施工機具，對灰?土進行「粉?塊」攪拌摻和及路基的填築施工等。
  5. The contributions of these factors and their reciprocal actions affecting deformation and strength are ascertained by the way of orthogonal test interpretation. the effective ways of reducing expansiveness, collapsibility and that of enhancing strength of expansive soil are proposed

    利用正交試驗的數據分析法確定以上因素及其交互作用對加水變形和強度的貢獻大小，提出減少膨脹土膨脹性、濕陷性以及提高強度的方法。
  6. Through the dry and wet cycling experiment on unmarred beam and pre - cracked beam, the position of initial corrosion and influence of crack on the reinforcing bar corrosion are studied in this paper both the flexural bearing capacity performance and the material mechanical performance of the beams are studied on the test of full scale concrete beam a model of 3d fem is established to simulate the state of the actual full - sized rc beam and electronic accelerating test beams, computational results and test results are compared

    通過對混凝土梁的干濕循環試驗，研究了在混凝土梁中的鋼筋初始銹蝕情況，以及不同寬度的裂縫對于鋼筋初始銹蝕的影響。通過對足尺銹蝕混凝土梁的試驗，研究了混凝土梁在海洋環境侵蝕作用下的材料性能的變化和抗彎承載能力的變化。
  7. In this paper, the influence of cycles of drying and wetting on strength and deformation are studied by means of routine direct shear apparatus, triaxial apparatus and light consolidation apparatus which include : the influence of force of constraint on strength, the total stress strength of expansive soils with different saturation degree, the influence of cycles of drying and wetting on the total stress strength, the relation between saturation degree and compression modulus and that between saturation degree and void ratio, the influence of cycles of drying and wetting on the effective stress strength, the relation between saturation degree and generalized suction

    本文利用常規直剪儀、三軸儀以及輕便固結儀，分別對非飽和膨脹土的強度和變形特性以及干濕循環對強度和變形的影響進行了一系列的試驗研究。以飽和度、干濕循環次數為變量，分別探求了外力約束對膨脹土強度的影響，不同飽和度膨脹土的總應力強度特性，干濕循環對非飽和膨脹土總應力強度的影響，飽和度與壓縮模量以及孔隙比的關系，干濕循環對飽和膨脹土有效應力強度指標的影響，廣義吸力與飽和度的關系，建議了一組計算非飽和膨脹土變形及強度特性的經驗公式。
  8. ( 2 ) there is stage of soil formation from the evolution of pedogenic environment in the weihe valley during holocene. soil formation shows the law of evolving from warm and wet strong soil formation period to cold and dry dust deposition period ( weak soil formation period ) and to warm and wet strong soil formation period again. the loess - soil sequence is a compound soil sectional system of different kinds of soil evolution under different bio - environment and pedogenic processes

    （ 2 ）通過對全新世渭河流域成壤環境演變問題的討論，揭示了全新世渭河流域土壤的發育具有階段性，表現為由溫濕的強成壤期向冷乾的沉積期（弱成壤期）演變、再向溫濕的強成壤期演變的規律；黃土一古土壤序列是不同生物氣候環境下、不同成壤過程發育的不同土壤類型演替而形成的復合型土壤剖面體系；而且由於冬夏季風環流及其環境效應在空間上的差異，使得復合型土壤剖面體系也存在著南北差異。
  9. The results indicate that soil moisture and precipitation have an obvious trend, and there is a positive lagged correlation between soil moisture and precipitation. the results also show that the spatial distributions of soil moisture and precipitation are heterogeneous

    結果表明，土壤濕度和降水有較明顯的變化趨勢，土壤中各厚度層土壤濕度滯后降水的關系基本呈正相關關系，降水及土壤的空間分佈呈現不均勻性。
  10. The collapsible loess is often met during the construction of the high - grade highway in the loess area, and the main failure is the uneven subsidence of the roadbed and the culvert, which affects the safe usage of the roadbed and the culvert, etc. directed against this, based on the chankou - lanzhou freeway construction, the paper analyzes the application of the composite ground formed by lime - soil pile under the bridge and designs the project, discusses the rules of the contact pressure, the stress ratio of the pile and the soil, compares the p - s curves of one pile, the composite ground formed by one pile and the composite ground formed by two piles based on the in - situ plate loading test, evaluates the bearing capacity of the composite ground of the project

    黃土地區的高等級公路建設中經常遇到濕陷性黃土問題，其病害類型主要是地基土受水浸濕后引起路基、橋臺、涵洞等的不均勻沉降，直接影響路基、構造物等的正常使用。針對此問題，本文依託甘肅讒口至蘭州柳溝河高速公路建設工程，對橋基灰土樁復合地基應用的可行性進行了深入分析，根據具體工程進行了合理的設計與計算，並配合現場靜載荷試驗及壓力盒實測數據，探討了基底應力分佈規律，樁土應力比，變形模量的變化關系，對比分析了單樁、單樁復合和雙樁復合的p ? s關系，對橋基灰土樁復合地基承載力進行了整體評價。
  11. During processing the pumping station groundwork of the collapsibility loess in ningxia south mountainous area, we used the method of soil - exchanging to designing, constructing and collapsibility distortion observation on thickly layer, and found a conclusion that soil - exchanging on processing bad geological hydraulic engineering groundwork was a method of less investment, shorter project time and good effect

    摘要通過對寧夏南部山區嚴重濕陷性場地建設揚水泵站的地基處理，和對換土法在深厚層濕陷性地基中設計、施工、沉降變形觀測等的論述，得出水利工程在處理地基不良地質問題中，換土法具有投資少、工期短、效果好的結果。
  12. It was found that the soil physical properties had significant spatial variability in the catchment scale because of the joint - influences of land use, topography, physiognomy, and other factors. the spatial variation is small for field capacity, moderate for wilting moisture and bulk density, and great for saturated soil moisture

    受地形地貌和土地利用等因素的綜合影響，土壤物理性質在流域尺度內存在顯著的空間變異，飽和含水量的空間變異性最大，土壤萎蔫濕度和土壤容重居中，田間持水量空間變異最小。
  13. Tys120llgp bulldozer is rigid suspended, power shift, hydraulically controlled and track - type. it is applicable for the extra requirement of the ground pressure

    Tys120超濕地推土機系剛性懸掛、機械和動力換檔變速傳動、液壓操縱的結構型式，是一種能滿足使用工況對接地比壓有特殊要求的濕地型履帶推土機。 。
  14. Owing of the special structure of the loess, the moistening deformation of varying degrees is on show with the result of the pressure and water, causing a lot of project accidents

    黃土由於其特殊的結構性，一般在浸水與壓力的作用下顯示出不同程度的增濕變形。造成了許多工程事故。
  15. The key to calculate the moistening deformation is to work out the distribution of the water content. aiming to the collapsible accidents owing of leakage, this text establishs two - dimensional immersing model of collapsible loess and predicts the change of water content in loess subsoil. furthermore the text selects the stress path method to calculate the moistening deformation subjected to leakage, substituting compressing moduls for tangent moduls after taking cavity ratio and water content into account, putting forward the method to calculate the moistening deformation

    增濕變形的關鍵是研究含水量的變化，本文針對黃土地基由於漏水所引起的濕陷事故，建立了二維濕陷性黃土地基積水入滲模型，實現了對黃土地基含水量變化的預測，進一步選擇了分層總和法計算黃土地基增濕變形，考慮了含水量、孔隙比對模量的影響，以弦線模量取代壓縮模量，提出了計算增濕變形的計算方法，計算了由於漏水而引起的黃土地基增濕變形量。
  16. This paper analyzes on, sums up and probes into some methods for the treatment of the collapsible loess, saturated loess, saturated silty sand and miscellaneous fill in the foundation engineering of the transformer stations in shanxi province

    對山西省變電站地基工程中常見的濕陷性黃土、飽和黃土、飽和粉細砂和雜填土的處理方法進行了分析、總結和探討。
  17. The results indicate that the load transfer law of squeezed branch pile is similar to that in the ordinary soil, the velocity of load - settlement curve changes slowly and the pile has high load bearing capacity, the principle of load transfer has apparently sequence

    結果表明，支盤樁荷載沉降曲線為緩變型，具有較好的承載性能，荷載傳遞規律與在非濕陷性黃土地基中具有相似的性質，樁身各段承載力的發揮具有明顯的順序性。
  18. Under this circumstance, it is necessary to find out the engineering characteristics, collapsible features and thickness, cause of the formation and the distribution of the loess, so as to determine the collapsible types of the site and the collapsible classification of the foundation and then to carry out the the foundation treatment in accordance with the requirement of the project design

    在濕陷性黃土地區進行工程建設，應查明黃土的工程特性，濕陷性質、厚度、成因及其分佈變化，確定場地濕陷類型和地基濕陷等級，並按工程設計的特性需求，進行地基處理等研究是十分必要的。
  19. Through changing and improving the traditionally adopted technology and equipment in compacted lime - soil pile foundation, so as to eliminate weak collapsibility of loess in luoyang and increase the strength of foundation, the authors present formulas to compute the average dry density and void ratio after ground treatment and demonstrate the feasibility of these formulas through practical project cases

    摘要基於洛陽地區次生黃土的弱濕陷性，對傳統的灰土擠密樁施工工藝和設備進行改進，達到消除濕陷性，提高地基承載力的目的，並且推導出地基處理前後干密度和孔隙比隨置換率變化的關系，以工程實例證明該公式的可行性，避免布樁型式的經驗性和處理結果的不確定性。
  20. The strength and deformation of collapsible loess have been paid great attention by scholars and engineers in the world for a long time.

    濕陷性黃土的強度和變形問題是學術界和工程界長期關注的問題。
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