膨脹土 的英文怎麼說
中文拼音 [péngzhàngtǔ]
膨脹土
英文
bloated clay-
A study on soil water characteristic curve of expansive soil
膨脹土土水特徵曲線的研究Mechanical performance experimentation of expansile - soil - amended - by - lime and construction way of commingle
石灰改良膨脹土力學性能試驗Technology for the treatment of expanive soil in express highway ' s roadbed
膨脹土處治技術在高速公路路基中的工程應用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。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。Method for subgrade construction in expansive soil area
膨脹土地區路基施工的方法Calculation of active earth pressure in unsaturated expansive soil based on columb earth pressure theory
基於庫倉理論的非飽和膨脹土主動土壓力計算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。As a special viscous soil, dilative soil causes many problems of ground and slope
摘要膨脹土地作為一種特殊的粘性土引發了許多地基與邊坡方面的問題。Based on the field exploration and long - term underground observation, this paper reveals the zoning of structure and the timing of mechanical strength for dilative soil, and puts forward the experiment method to obtain values by zoning in the design of dilative soil slope
通過野外勘探及地下長期觀測，揭示了膨脹土的結構分帶性和力學強度的時效性，提出了膨脹土邊坡設計中分帶取值和試驗方法。Determination of expanded clay with artificial neutral network model
利用人工神經網路模型判定膨脹土等級Construction technology of filled soil highway embankment in expansive soil region on soft soil ground
公路軟基膨脹土地段填土路堤施工技術Prediction of ground heaves in expansive soils based on consolidation tests
基於固結試驗的膨脹土地基變形預測方法Expansive soil is one kind of high plasticity clay which may bring civil engineering heavy damage. it may make construction, especially the engineering of high - type roadbed, appear failure deformation. it is a kind of long - term latent danger to people ' s life
膨脹土是一種會給工程帶來嚴重破壞的高塑性粘土，特別是對高等級公路路基工程和大型結構物所產生的變形破壞作用，往往具有長期、潛在的危險。Based on the pull - out tests data between geogrids and expansive soil / sands arranged by the orthogonal table l9 ( 34 ), the following conclusions are reached : 1 ) the displacement - properties of pullout tests depend on the pullout speed. the law of factors " affecting degree, which influences the parameters between geogrids and soils in the pulling - out procedure, is obtained. with the concept of " equivalent pull - out displacement ( x ) " brought forward, the whole process of pull out tests is divided into two process - " main process ( when x 1. 0 ) " and " residual process ( when x 1. 0 ) ", and three stages - static friction resistance stage, slip friction resistance stage, and residual friction resistance stage
基於正交設計表l9 （ 3 ~ 4 ）分別安排了影響因素與土工格柵膨脹土或砂土界面相互作用參數的拉拔試驗數據，獲悉： 1 ）拉拔試驗位移特性主要取決于影響因素中拉拔速率；通過分析並獲取影響因素對筋土界面相互作用參數的影響程度及其在拉拔試驗過程中的變化規律，提出了當量拉拔位移（ x ）的概念，並據此將拉拔試驗全過程劃分成「主過程（ x 1 . 0 ） 」和「殘余過程（ x 1 . 0 ） 」 ；且將影響因素對拉拔力或摩擦阻力系數的影響程度分成三階段（靜摩擦阻力階段、滑動摩擦阻力階段，殘余摩擦阻力階段） ； 2 ）不同（規范）定義的筋土界面摩擦阻力系數數值相差較大，但影響因素對摩擦阻力系數影響程度及其變化規律不會因不同（規范）定義而受到影響。Through experiments, we studied the expansive soil on its mineral and expansiveness, and explored the principium of modification by mixing with lime
摘要對采自漢中的膨脹土的礦物成分、膨脹性等特性進行了試驗研究，探討了石灰改良膨脹土的機理。Firstly, the expansive soils fissures at test field in zaoyang, hubei province, are observed and counted by sketch and photograph, and expansive samples are by continuous photographic measurement using long - distance - microscope - system in laboratory. generalized model of fissures distribution for unsaturated expansive soils is put forward
首先，在湖北棗陽試驗現場，通過手工素描與拍照的方法對膨脹土裂隙進行了觀察統計；在室內，利用遠距光學顯微鏡系統對膨脹土裂隙進行了連續拍照觀測，建立了非飽和膨脹土的裂隙概化模型。The appliance of root - pile and cma blend in expansive - soil cutting - slope
混合溶液在膨脹土路塹邊坡處治中的綜合應用Road cutting of expansive soil side slope stability analysis and engineering countermeasure
膨脹土路塹邊坡穩定性分析及工程對策Analysis of active earth pressure of unsaturated expansive soil
非飽和膨脹土的主動土壓力分析分享友人