孔隙比試驗 的英文怎麼說

中文拼音 [kǒngshìyàn]
孔隙比試驗 英文
void ratio test
  • : 名詞1 (縫隙; 裂縫) crack; chink; crevice 2 (空閑) gap; interval 3 (漏洞; 機會) loophole; op...
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : 名詞(古代占卜用的器具) astrolabe
  • : 動詞1. (察看; 查考) examine; check; test 2. (產生預期的效果) prove effective; produce the expected result
  • 孔隙比 : percentage of void
  • 試驗 : trial; experiment; test
  1. Through indoor routine tests, the physical and mechanical natures of intact and remolding soil of muck and mucky soil, in fuzhou, are analyzed in this thesis. the results reveal that water content, void ratio, shear strength of remolding soil samples are lower than those of intact samples. then qualitative analysis on the mineral composition, chemical composition and microstructure characteristic and types of the soft clay is given

    本文通過室內常規對福州地區淤泥及淤泥質粘土的原狀土樣和擾動土樣的物理力學性質進行了分析,觀察土樣受擾動后一些物理力學指標的變化情況,發現擾動軟粘土樣的含水量、、抗剪強度指標均原狀土樣低;並從軟粘土的礦物成份、化學成份以及微觀結構特徵和類型上定性地分析。
  2. The important meaning in which this direction studied has lain in establishing the connection between the material science of concrete and civil engineering, analyse the strength in terms of material microcosmic or the mesoscopic, have important meaning to understanding, know the essential law of the strength of concrete. this text divides six chapters altogether. chapter one reviewed the pore structure in nowadays domestic and international research current situation, including the concrete examines research, research of the pore structure model and the research current situations of pore structure and strength relation of the pore method, have introduced some most important achievements of structure research of pore ; chapter two narrated much yardstick of the material mesoscopic structure of concrete and principle of examining pore technology of material of concrete, and the commonly used sign parameter in discussedding the pore and material pore of quito of cement and analyse, have explained that the influence factor of mip to the result of study of pore, has pointed out the limitation in mip in the pore structure ; analyse porosity and strength relation development course of model emphatically, and has carried on comparative analysis to the existing model, has pointed out the weak point of the original model ; on the basis of " ing integrate synthetically ", propose concrete pore structure compound body model and pore physical model of systemlex body ; chapter five carried on the corresponding test data to compares to the model parameter appearing in model of chapter four with and analyses, have received k value of the characteristic of strength of matrices of reflecting according to the method to return to analysis, and calculate the influence produced on the strength of concrete in revision that can probed into the content of cement, elastic mould and surface energy, exactness of the inspection model ; chapter six is the conclusion, according to studying the survey this text to some research conclusions of the pore structure and making corresponding prospect to the structure development of pore

    第一章回顧了結構在當今國內外的研究現狀,包括混凝土測方法的研究、結構模型的研究及結構與強度關系的研究現狀,介紹了結構研究方面的一些最重要的成果;第二章敘述了混凝土材料細觀結構的多尺度性及混凝土材料測技術的原理,並討論了水泥基多材料分析中常用的表徵參數,也說明了壓汞法測對研究結果的影響因素,指出了壓汞法在結構研究中的局限性;第三章是著重分析了率與強度關系模型的發展歷程,並對已有的模型進行了較分析,指出了原有模型的不足之處;第四章在「綜合集成」的基礎上,提出了混凝土結構復合體模型和系統的物理模型,並模擬了該模型下由各單體並聯形成的復合體的斷裂過程,最後根據所建模型編制了相應的計算程序,可根據輸入的徑分佈與水泥含量等參數,實現混凝土理論強度的計算;第五章對第四章模型中出現的模型參數進行了相應的數據對分析,根據回歸分析的方法得到了反映基體強度特徵的k值,並從理論上探討了水泥含量、彈性模量和表面能的修正對混凝土強度計算產生的影響,檢模型的正確性;第六章是結論與展望,根據研究綜述了本文對結構的一些研究結論並對結構發展作了相應的展望。
  3. 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公式。
  4. The dispersibility as well as seepage distortion and salt transference under long - term seepage condition of soil samples obtained from the clay core wall in xijiao and sanping reservoirs were studied by physical and chemical properties of soil and composition of clay mineral and the tests for identification of dispersive clay soils which included double - hydrometer test, pinhole test, crumb test, tests to defermine salt content of pore water and percentage of exchangeable sodium

    摘要應用碎塊、針、雙重計、水可溶鹽和交換性鈉百分等五種方法,結合物理化學性質和礦物成分分析,對西郊、三坪兩水庫大壩心墻土樣進行了多種方案的分散性及長期滲流條件下的滲透變形和鹽分運移
  5. Through analyzing the in - situ data such as total settlement, layered settlement and pore water pressure, the actual deformation behavior of soft foundation are mastered. after summarizing the methods of predicting settlement of soft foundation and bring forward a method to predict the post construction settlement of the surcharge preloading soft foundation. and the engineering application of the predicting foundation settlement based on “ law of massaction ” and the traditional predicting methods are compared, the results shows that the model is useable and it deserves more validation in more projects

    本文以深圳灣軟基處理工程區為背景,通過對淺層沉降、分層沉降、水壓力等資料的分析,掌握了軟基變形的實際性狀;在總結軟基路堤沉降預測方法的基礎上,探討了軟基超載預壓工后沉降預測的參數反演法;並對地基沉降預測的「質量作用定律」模型的工程應用與傳統的預測方法進行了對證這種方法是可行的,得出了一些有用的結論。
  6. By doing single fracture drainage experiments, this paper has successfully presented the logarithm function relationship between ratio of drainage discharge through upward and plumb drainage hole and the ratio of their equivalent diameters. the drainage effect will be the best when the included angle between drainage hole and fracture surface is 21 ~ 36

    4 、通過單裂排水,建立了傾斜和垂直的排水量之與其交界線的等效直徑之間的自然對數關系式,排水排水量基本隨其與裂面的交角減小而增大;對單組裂排水的初步分析表明,排水與裂面的夾角在21 ~ 36范圍內排水效果最佳。
  7. The unconfined compressive strength, shearing strength and permeabi lity of stabilized soils were tested in laboratory, the strength of contaminated composite soils sampled with different ph and soaped in corresponding ph were compared. the results from experiments indicate that there exists a certain relationship between the soft soil properties and the unconfined compressive of grouted soil. with the increase of water content, porosity ratio, degree of porosity, plasticity limit, liquid limit and liquid index, the compressive strength of cement - sodium silicate - stabilized soil decreases, while increases as the bulk weight and compressibility modulus

    通過對水泥?水玻璃加固土的無側限抗壓強度,以及用不同酸堿性水製成與養護的固結土所進行強度對,得出軟土的物理力學性質指標與加固土的抗壓強度之間存在一定的相關關系,即隨著含水量、度、液塑限及液性指數的增加,水泥?水玻璃加固土的抗壓強度相應地降低;而隨著原狀土的容重、壓縮模量的增加,水泥土的抗壓強度也隨之增加。
  8. In the aspect of mortar permeability the author has done some experiments, including the water absorption, porosity, weatherability, anti - freeze - thaw cycle, carbonation and the chloride diffusion experiment, and compared those properties with conventional mortar to testify the modified effects. on the base of these experiments, the method of sem was used to analyze the microstructure and hydration mechanism of polymer modified cement mortar, and the author draws a conclusion that the 9 percent of polymer - cement ratio is the optimum ratio

    在改進砂漿的密實度和抗滲性能方面,主要進行了不同聚合物摻量下的吸水性、可透、耐老化性、抗凍性、抗碳化,以及對耐久性能影響最大的快速氯離子擴散,並和普通砂漿的相應進行了對分析,證了聚合物砂漿的改性效果。
  9. The relation between rheological breaking ratio and plastic work is set up according to the equation relation between outer plastic work and energy of plastic deformation. it is helpful to the understanding of elasto - plastic constitutive relationship of rockfill and braking of particles. based on analysis of test result, in - site observation data, this paper put forward a quantitative relation between rheology and valley shape, rockfill mechanical parameters, such as dry density, compressive modulus, softening factor, pore ratio, etc. the main factors influencing the rheological behavior of rockfill can be classified into inner factors and outer factors

    堆石作為面板壩的主體,影響其流變的因素頗多且十分復雜,既有內因也有外因,根據、原型觀測資料對內外因素所做的分析,本文提出了流變與河谷形狀等外因、流變與壩體常規物理力學指標等內因的定量關系和影響堆石流變的多因素綜合表達式,由此建立了堆石流變與堆石常規物理力學指標(如干密度、壓縮模量、軟化系數、等等)之間的聯系。
  10. Standard test method for apparent and true specific gravity and porosity of lump coke

    塊焦表觀重實際重和度的標準方法
  11. Test methods for apparent porosity, apparent specific gravity and bulk density of graphite electrodes

    石墨電極的表觀率表觀重和松密度的方法
  12. Aiming at some reservoir characteristics of low porosity, extra - low permeability, low oil saturation, and low productivity as well as shallow depth in changxi area of ansai oilfield, through a large number of laboratory experiments and field tests, some suitable fracturing technology and operation parameters have been optimized, including low temperature fracturing fluids., propping fracture radius 、 pre - liquid and sand - fluid ratio

    摘要針對安塞油田長西區低度、特低滲透率、低含油飽和度和淺層低產的油藏特性,通過大量室內、現場研究,優選出適合的壓裂施工參數,包括低溫壓裂液、裂縫支撐半徑、前置液和砂液
  13. Test methods for determining area percentage porosity in thermal sprayed coatings

    測定熱噴鍍塗層率面積百分方法
  14. In this paper, some aspects such as the behavior of pore pressure of unsaturated loess, the dynamic constitutive relationship and the characteristics of the dynamic modulus, dynamic strength and dynamic damping ratio are studied with the dynamic torsional shear test of loess

    在以上研究的基礎上,本文又通過黃土的動扭剪研究了非飽和黃土的壓力特性、動本構關系、動剪切模量特性、動強度特性以及動阻尼特性。
  15. Through much analysis of laboratory experiments, this paper reach the conclusion that aggregate gradation, degree of compaction, water cement ratio and magnitude of cement are the main factors that influence the coefficient of permeability and the compressive resilience modulus of high air void cement - stabilized crushed stone mixture

    本文通過大量的室內發現,集料級配組成、壓實度、水灰和水泥用量是影響大水泥穩定碎石混合料滲透系數和抗壓回彈模量的主要因素。
  16. The pore air pressure gradually goes up with the developing of axial strain in the process of the dynamic torsional shear test of loess, but the pore water pressure hold the line or goes up a little in the last. the stress - strain dynamic constitutive relationship of intact loess and man - made loess show the hyperbolic model. there are some remarkable differences of strength and strain between unsaturated loess and saturated loess

    研究結果表明:非飽和黃土在動力扭剪過程中,隨著軸向變形的發展,氣壓力逐漸上升,而水壓力則基本保持不變或後期略有升高;原狀黃土和重塑黃土的應力應變本構關系呈雙曲線型;非飽和黃土和飽和黃土的強度及變形特性存在明顯差異;進而分析了含水量、固結應力和固結應力對黃土動力特性的影響本文最後對非飽和土的有效應力計算公式進行了討論。
  17. The osmotic pressure test was developed to determine the unknown, finite strain consolidation coefficient and convection coefficient in the mathematical model. the two coefficients both varied with effective stress and depth and were functions of initial void ratio, compressibility, permeability and permeability derivative along depth. a precise time step integration method was proposed to solve the finite strain osmotic consolidation equation with varied coefficients

    設計滲壓固結確定理論模型中的待定系數有限應變固結系數和有限應變固結對流項系數,這兩個系數均為隨有效應力和土層深度變化的量,並且體現軟土初始,壓縮性、滲透性及其沿深度變化等因素的綜合影響。
  18. Through comparative analysis to the test data of tow sampling methods in drilling hole and sampling method in shaft, it was found out by the author that the drilling sampling method has obvious disturbance and depression to the soil sample, which caused the soil sample ' s dry density to be increased, porosity ratio to be decreased, filtration coefficient to be decreased, and modulus of compression to be increased

    筆者通過對鉆兩種方法獲取的土樣與豎井土樣數據的對發現,鉆取樣對土樣有明顯的擾動和壓密作用,造成了土的干密度增大、減小、滲透系數降低、壓縮模量增大。
  19. Large - dimension compression tests are performed in laboratory and void ratio ? epth curve are obtained by means of in - situ sampling. by comparison of in - situ tests results and laboratory tests results, an opinion that organic biodecomposition does n ' t change the void ratio of msw during compression by and large is proposed

    本文做了大尺寸的室內壓縮,經過現場取樣獲得了原位壓縮曲線,通過室內外結果對提出了有機質分解基本上不改變壓縮過程中填埋體的觀點。
  20. Experimental study on stable porous ratio principle of loess

    黃土穩定原理的研究
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