laboratory soil test 中文意思是什麼

laboratory soil test 解釋
室內土工試驗
  • laboratory : n. 1. 實驗室,化驗室,研究室。2. 爐房。3. 化學工廠;藥廠。4. 實驗課。
  • soil : n 1 泥土,土壤;土質。2 土地,國土。3 滋生地,溫床。4 農業生活,務農。n 1 臟東西,污物,污穢,污...
  • test : n 1 檢驗,檢查;考查;測驗;考試;考驗。2 檢驗用品;試金石;【化學】試藥;(判斷的)標準。3 【化...
  1. At the same time 7794m3 affusion test were processed, and roadbed settlement observation conducted for two more year, physical mechanism and chemical index experiment were analyzed in the laboratory, section experiment of earth sample was proceed, changement of compacted soil body micromechanism along with depth were analysed by polariscope and scan electricscope. drain ditch, barrel - drain and little bridge were treated by composite geotextile

    在室內進行了物理力學、化學指標實驗分析,並對土樣結構進行了切片試驗,用偏光顯微鏡和掃描電鏡分析了土壤碾壓后沿深度分佈的土體微觀結構變化情況,對邊坡、邊溝、排水溝、小橋涵及護坡封水採用復合土工布進行處理。
  2. Standard test method for laboratory miniature vane shear test for saturatedfine - grained clayey soil

    飽和細粒粘性土壤的實驗室小型十字板剪切試驗的標準試驗方法
  3. 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。
  4. Standard test method for cathodic disbonding of pipeline coatings by laboratory simulation of soil burial

    通過土壤埋葬的試驗室模仿對管道塗層的陰極非結合的標準試驗方法
  5. Standard test method for erodibility determination of soil in the field or in the laboratory by the jet index method

    噴射指示法現場或實驗室測定土壤腐蝕性的標準試驗方法
  6. With the purpose of better understanding some weak links in this subject, we comprehensively and systematically compared the effects of some typical inhibitors and their different combined ways in inhibiting cd bioavailability in purple soil, further studied the laws and affecting factors of cd ' s transfer and transformation in soil - plant system, revealed the mechanisms inhibitors function, and explored the practicable inhibitor prescriptions and their usage. the results are expected to provide reliable techniques for controlling cd pollution of agricultural soils in chongqing and it is also significant to ameliorate soils polluted by other kinds of heavy metals. comprehensive methods including pot experiment, laboratory culture experiment, kinetic and thermodynamic adsorption - desorption experiment were adopted in this study, and the acidified purple soil was chosen to test, considering that cd is highly active in this soil

    本研究針對重慶市農業土壤的污染狀況,選取鎘活性較高的酸化紫色土為供試土壤,採用盆栽試驗、培養試驗、化學熱力學與動力學吸附試驗相結合的方法,系統研究和比較多種調控劑及其不同組合方式對鎘生物活性的效應,並揭示鎘在土壤?植物系統中的遷移轉化規律及影響因素,進一步分析調控劑的作用機理,探尋具有實際應用價值的調控劑配方及合理使用的方法,這不僅可以為重慶市農業土壤鎘污染的防治提供可靠的技術保障,而且對于其它重金屬污染的治理也有一定的理論意義。
  7. Standard test methods for calibration of laboratory mechanical - rammer soil compactors

    實驗室機械搗實土壤壓實器校準的標準試驗方法
  8. The degradation rate of map was 79. 95 % in 5 days when the water content in soils was 150 % ( paddy soil ) in laboratory test. the test also showed that degradation rate in paddy soil was higher than that in upland soil

    在模擬水田和旱田試驗中,加菌5天後水田土壤中甲胺磷的降解率為79 . 95 ,同時發現菌株在水田中的降解效果要好於旱田中的降解效果,含水量高有利於土壤中農藥的微生物降解。
  9. The methods of quantitative analysis of structural strength of loess are put forward, and effects of soil moisture upon structural strength of loess are also quantitatively analyzed in this paper. the strength of loess is formed by structural strength and compaction strength, and structural strength can be expressed by the difference of stress between structural loess and man - made loess. the structural strength of loess can be quantitatively analyzed by different test in laboratory

    黃土結構強度的大小反映著黃土結構性的強弱,本文比較系統地研究了黃土結構強度的影響因素及其分析方法;黃土的強度由結構強度和固結強度組成,其結構強度可用結構性黃土與重塑黃土的應力差表示,可以用不同的試驗方法,進行結構強度的定量分析;結構強度的發揮過程曲線反映了結構強度隨應變的變化過程;含水量對黃土結構強度構成顯著的影響。
  10. To meet the need of settlement calculation with fem when absence of laboratory triaxial test data in common road engineering, methods of determining the five parameters included in tangential elastic module through soil routine tests and the related emendation coefficient are given. at the same time, one approximately substituted formula for tangential poisson ratio is also developed, which is suitable for both sandy soil and cohesive soil. ( 3 ) research on main parameters modification of duncan - chang model based on the improved bp network

    對於一般道路工程中不做三軸試驗但須進行沉降有限元計算的情況,給出了依據土體常規試驗的切線彈性模量確定方法和相關修正系數,同時也提出了對砂性土和粘性土均適用的切線泊松比的近似替代式子; ( 3 )基於改進的bp網路對鄧肯張模型主要參數修正研究。
  11. The special properties of high liquid limit soil and red clay of zhucheng highway are revealed through laboratory test

    摘要通過詳盡的室內試驗,揭示了竹城公路高液限土與紅粘土特殊的路用特性。
  12. Based on the results from both laboratory test and field application of vacuum preloading it can be concluded that soil is water - saturated in the processes of vacuum consolidation or vacuum preloading. thus, the consolidation properties in negative - pressure area cannot be calculated by using the theory based on non - saturation soil. negative pore - water pressure and suction were specified

    在室內試驗及現場試驗基礎上,證明真空預壓加固地基過程中,負壓區土體仍是飽和的,不能用非飽和土理論來計算負壓區的固結性狀,並辨析了負壓與吸力的概念。
  13. Based on a certain engineering practice, by analyzing many laboratory and in - site test data together with two groups of loading test, the variable regularity of physical mechanics properties of foundation soil is discussed

    根據某工程實例,通過室內外大量試驗數據的分析,並結合兩組靜載荷試驗,探討了地基土長期荷載作用下,土的物理力學性質的變化規律。
  14. Secondly, in combination with basic physical experimentation of the henan item “ study on embankment settlement mechanism and development rule for highway in the silt soil region ”, the mechanics speciality of silty soil is completely cognized and realized, through the laboratory experimentation of three kind of classical silty soil in puyang city. the experimentation include laboratory physical mechanism test, static compaction test, direct shear test, permeability test. and also analysis the influence of water content on soil ’ s shear strength, permeability and other mechanism character

    其次,結合河南項目「粉砂土地區高速公路路基沉降機理及其發展規律研究」課題的基本物理試驗部分,通過對濮陽市三種典型的粉質土的室內物性力學性質試驗、標準擊實試驗、直接剪切試驗、滲透試驗等一系列試驗研究,對粉質土的各力學特性進行全面系統的認識和了解,分析了含水量對粉質土的抗剪強度、滲透性等力學性質的影響。
  15. According to the author ' s experience this paper presents the main problems which should be regarded in laboratory soil tests, including sample preparation, the oven temperature selection in water content test, level consolidation test, direct shearing test and so on

    摘要根據作者長期從事土工試驗的經驗,闡述了在室內土工試驗時,樣品制備、含水率試驗烘箱溫度選擇、水平固結試驗和直接剪切試驗中應該注意的問題。
  16. Geotechnical investigation and testing - laboratory testing of soil - part 8 : unconsolidated undrained triaxial test iso ts 17892 - 8 : 2004 ; german version cen iso ts 17892 - 8 : 2004

    土工調查和試驗.土壤的實驗室試驗.第8部分:鬆散的不
  17. Geotechnical investigation and testing - laboratory testing of soil - part 7 : unconfined compression test on fine - grained soil iso ts 17892 - 7 : 2004 ; german version cen iso ts 17892 - 7 : 2004

    土工調查和試驗.土壤的實驗室試驗.第7部分:細粒土的
  18. Secondly, a study of one kind of composite soil nailing, that is, a combination of soil nails with waterproof cement - soil mixing pile wall, was carried out by laboratory model test, the retaining structures were modeled according to a similarity rule that geometric length of the structure is in inverse proportion to deformation duration of the structure and the staged excavation and retaining was carried out during experiment to simulate actual construction procedures in situ

    其次,通過模型試驗研究了土釘與水泥土樁聯合支護型式的變形、破壞形態以及作用原理。試驗模型箱為無蓋六面箱體,內空凈尺寸長寬高為3 . 4m 1 . 0m 2 . 0m ,試驗填料為重塑土,土釘採用硬質鋁管。
  19. In the first place, through the long lasting laboratory soil test, the strengh propetty of the lime - loess with different water content and line content varying with time was analyzed. the principal factors influencing the lime - loess strength and some laws were developed

    首先,通過室內試驗,對不同灰土配合比、不同含水量的灰土試樣進行近九個月的持續時間的無側限強度試驗,得到了灰土強度與齡期、含水量及灰土配合比之間的一些規律,並從圍觀機理入手,對灰土強度變化作了一定的理論解釋。
  20. There are two parts in this paper. the first part studies the deformation behavior of soft soil under embankment by laboratory model test. in the tests, we mainly considered a few factors, such as depth of soft soil, the magnitude and rate of loading, and its slope angle etc, which effected on the deformation of soft - soil foundation

    本文分為兩個部分,第一部分是通過室內模型試驗對路堤下軟土地基的變形特性進行了再認識,在試驗中考慮了軟土層的厚度、荷載大小和加荷速率以及軟土層的傾斜等幾個因素對軟土地基的側向變形和豎向變形的影響。
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