earth excavation 中文意思是什麼

earth excavation 解釋
土方開挖
  • earth : n 1 〈常E 〉 地球。2 大地，陸地，地面，地上。3 土壤，土。4 【化學】土類；泥。5 世界人類；人的軀體...
  • excavation : n. 1. 開鑿；發掘；挖掘；挖土，剜通。2. 穴，洞；坑道，開鑿成的山路。3. 【考古】出土文物，發掘物。
  1. If provided with high pressure pump and water gun, it can make up a hydraulic mechanized earth work unit, used for ground leveling, dredging in rivers and pools, digging, excavation and transportation in small hydraulic engineering, as well as the air defense and underground project in cities

    若與高壓水泵，水槍配合，組成水力機械化土方工程機組，就可用作于土地平整，河道與池塘的疏浚、鑿開等小型水力工程的挖方與輸方，以及城市的防空工程，地下工程。
  2. A new method calculating earth pressure on flexible structures for excavation work

    基坑工程柔性擋墻土壓力計算方法
  3. At the western side of the excavation site an area of burnt earth was uncovered, large quantity of coal found and burnt earth suggest human activities. according the unearthed remnants the building was built during the japanese occupation period

    探坑西側出現一個火燒土區，出現大量木炭並有火燒紅土的現象，人為活動的痕跡相當明顯，根據出土遺物判斷，該建築應屬日治時期的結構。
  4. In this paper, the existing problems in bracing structure of deep foundation pit are discussed from three sides - estimating the earth and water pressure, the influence of ground water on excavation engineering, and time - space effect and deformation control in the excavation engineering

    從土水壓力的計算、地下水對基坑工程的影響、基坑工程的時空效應與變形控制三方面，對深基坑支護工程中存在的問題進行了論述
  5. For the construction of single - arch tunnel within cracked surrounding rocks, 8 tunnel models are set up to study the effect of the earth pressure distribution of the various surrounding rocks due to excavation. the relationships between the loosen zone of tunnel radial earth pressure and the tunnel diameter, the characteristics of surrounding rocks and the exposed time are revealed. it is showed that the pressure loosen radius is 1. 2 ~ 2. 0 tunnel diameters and the strongly loosen radius drops to 0. 5 ~ 1. 0 one for double lane tunnel

    對于單拱破碎圍巖隧道的構築問題，作者設置了8個隧道模型，研究開挖對不同隧道圍巖壓力分佈的影響，揭示了洞周徑向壓力的鬆弛范圍與洞徑、圍巖特性、裸露時間的關系，得到雙車道隧道壓力鬆弛半徑為1 . 2 2 . 0倍洞徑，強烈鬆弛區半徑為0 . 5 1 . 0倍洞徑。
  6. The real - time and dynamic simulations for the excavation processes and the setting of the braces and middle beams can be achieved with this method. what ' s more, the spatial dynamic change and distribution of the internal forces, displacements and the earth pressure acted on the retaining structures can be also described by the same method. 4

    該方法不僅能夠實時、動態地模擬基坑開挖全過程以及支撐和腰梁的設置，而且還能夠確定出開挖過程中支護體系內力和位移以及作用在支護結構上的土壓力的空間動態變化和分佈； 4
  7. By simulating the excavation course of foundation pits and starting with the change of stress field, the regularities of remanent strength and static earth pressure of viscous soil mass under excavated plane are analyzed so that the influence depth due to soil mass excavation unloading may be determined

    摘要模擬基坑開挖過程，由應力場變化方面入手分析開挖面以下粘性土體殘余強度和靜止土壓力的規律性，以期確定土體開挖卸荷的影響深度。
  8. Through the analysis and calculation the conclusion can be made that during the process of the timbering of excavation, the magnitude of soil stress decreases with the increase of the displacement on the base of the still earth pressure, and the earth pressure distribution varies from the triangular distribution of the still earth pressure to other distribution with the displacement of the timbering structure. the thesis introduces the bedding coefficient in the horizontal direction varying with the soil displacement from soil - structure interaction mode, therefore calculation can be made to get more rational calculation result using elastic foundation finite element method which is the same to timbering structure both upwards and under excavation surface

    通過分析計算可以得出，在基坑支護過程中，土壓力的大小在靜止土壓力值的基礎上隨支護結構向坑內側位移增大而減小；土壓力的分佈由靜止土壓力的三角形分佈隨支護結構位移變化成其它分佈；由土-結構共同作用模式引入隨土體位移變化的水平向基床系數，使支護結構在開挖面以上部分同以下部分一樣，均可採用彈性地基有限元法進行計算，得出更為合理的計算結果。
  9. Earth excavation by mud - pumping technique and construction supervision

    土方開挖泵吸施工工藝及施工監控
  10. Test results show that the seaside earth pressure distribution of the barrier piles is similar to the landside before excavation of the harbor pond, while after excavation of the harbor pond, the seaside earth pressure is clearly less than the landside

    試驗結果表明，在港池形成前，遮簾樁海、陸側土壓力分佈基本相同；港池開挖后，遮簾樁臨海側土壓力明顯低於陸側。
  11. According to the feature of adamicearth, s engineering geology and calculation of engineering design, the chief problems about traditional calculation method in the earth pressure are studied refering to cantilever - type retaining pile in excavation engineering, and the calculation methods and specific advices are posed

    摘要根據紅粘土工程地質的特點及工程設計計算，針對基坑工程中懸臂支護樁採用傳統計算方法在土壓力計算方面所存在的主要問題進行分析研究，並提出了具體處理意見和計算方法。
  12. Four types of constitutive models are provided by the code : linear elastic model, duncan - chung model, nonlinear elastic model taking stress path into account and modified three - element model. contact element is used to simulate possible sliding between soil and structure. with this code, analysis is made concerning the pore pressure dissipation, lateral deformation of the support, ground settlement, bottom heave, and variation in earth pressure and support forces ; both effects of consolidation and coupled effects of consolidation and creep are considered ; furthermore, different combinations of cohesion, permeability and excavation width are elaborated

    該程序採用了更合理的開挖荷載的計算方法，可以引入線彈性、鄧肯張非線彈性、考慮應力路徑的非線性彈性和修正三元件模型等四種本構模型，並在擋墻和土之間設置薄層接觸面單元以模擬土體和墻體在開挖過程中可能產生的滑移。
  13. On the basis of the site measurement, lab and numerical simulations, it is pointed out that there is usually a broken state zone existed around a deep excavation ; this zone has many special characteristics and is a comprehensive index to represent the action of both earth stress and rock mass strength on the stability of underground projects

    在現場實測、物理和數值模擬的基礎上，提出深埋地下工程的圍巖中普遍存在破裂狀態，並認為這一破裂狀態區域具有許多特殊的性質和規律，是一個反映地應力和巖體強度對地下工程穩定性作用的綜合指標。
  14. Regarding foundation - pit scope of numerical analysis as a system ; settlement of foundation - pit boundary, displacement of retaining structure and swell of foundation - pit bottom as output of the system ; factors during construction of draining water, earth excavation and retaining structure as input of the system

    為此視基坑數值分析范圍為一個系統，基坑周邊沉降、支護結構位移和坑底隆起為系統輸出量，降水、開挖和支護施工各工況中變化的因素為系統輸入量。
  15. Earth pressure calculation considering soil - water jointly on excavation

    基坑工程的水土壓力混合演算法
  16. This regularity has been used in several deep / large foundation trench excavation, effectively controlling earth deformation and reducing the impact to surrounding environment

    該規律用於上海地區數個深大基坑中，有效地控制了土體變形，減少了對周圍環境的影響。
  17. Calculated method of passive earth pressure in deep pit engineering considering excavation effect

    考慮開挖效應的基坑被動土壓力計算
  18. In the article, the author states the present situation in deep excavation and analyses the form of earth force, water force, model of calculation and deformation caused by excavating. in details, the author introduces a new technique, which is called circular beams bracing system in deep excavation, states the steps of calculation, construction and inspect

    本文系統的闡述了目前深基坑支護的狀況，對基坑支護中的土壓力、水壓力、基坑開挖對地面沉降的影響以及目前常用的計算方法作了詳細介紹；著重對新型環梁支護體系的計算、監測方法和施工工藝進行了探討。
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