粘土模型 的英文怎麼說

中文拼音 [niánxíng]
粘土模型 英文
clay model
  • : 粘動詞(粘附) glue; stick; paste; adhere to; bond
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • 模型 : 1 (仿製實物) model; pattern 2 (制砂型的工具) mould; pattern3 (模子) model set; mould patter...
  1. Testing on rock sample data in dispersed shaly sands it shows that adding another parameter ( n ) to the model can decrease the relative error of fitted co. however, when we consider the difference of electrical properties between clay - bound water and formation water in the model, although another parameter ( qv ) is added to the model, the relative error of fitted co is increased slightly

    通過一組分散泥質砂巖巖樣實驗測量數據的計算。表明中增加參數n ( m n )可以使擬合的c _ t的相對誤差減小,但在考慮結合水與地層水導電性差別時,中雖多加一個參數q _ v ,卻沒有減小擬合的c _ t的相對誤差。
  2. Based on the effective medium hb resistivity models in laminated or dispersed shaly sands proposed by berg, the general effective medium hb resistivity model in laminated and dispersed shaly sands is established. in the derivation of the model we assume that clay - bound water fraction is included in total pores, clay - bound water and formation water have the same resistivity, and yet the difference of electrical properties between the two waters is incorporated into clay grain conductivity

    本文首先基於berg提出的層狀泥質或分散泥質砂巖有效介質hb電阻率,並在總孔隙中考慮結合水的體積,但不考慮結合水與地層水導電性的差別,而將結合水與地層水的導電性差別歸結到顆粒導電中,建立了混合泥質砂巖有效介質通用hb電阻率
  3. He made a clay model of the eiffel tower

    他做了一個艾菲爾鐵塔的粘土模型
  4. This paper demonstrates ultimate stress increment of unbonded tendons can be composed of approximate elastic deformation along the elements and local plastic deformation by nonlinear analysis on the unbonded partially prestressed concrete continuous structures. referring to the rule of ultimate stress increment of unbonded tendons at every load case, a regression formula of ultimate stress increment of unbonded tendons based on elastic - perfectly plastic model has been presented for engineers to calculate ultimate stresses of unbonded tendons in prestressed concrete multi - span continuous structures

    考慮在各種荷載工況作用下無結筋極限應力增量的變化規律,並與理想的彈塑性相比較,最終得出以理想彈塑性計算各種荷載工況作用下無結筋極限應力增量的回歸公式,從而為預應力混凝多跨連續結構的無結筋應力設計計算提供有益的參考。
  5. Artificial nerve network forecasted yso in clay p - y curves is researched and 8 physical parameters are studied by using the principal component analysis method when the fracture load was not reached for a trial pile under lateral load, the ultimate load of the pile might be predicted to the field - surveyed load settlement data of existing trial pile and by h - s curve extension method and hyperbola method

    在對p - y曲線計算參數y _ ( 50 )的研究中,對常規8個物理性質指標進行主成分分析,研究用人工神經網路分析預測p - y曲線中的y _ ( 50 ) 。建立了神經網路計算,可用來計算預測p - y曲線中的y _ ( 50 ) 。
  6. Testing on artificial samples with conducting rock grains it proves that the model can be applied in clay - free porous rocks with conducting grains, but formation water resistivity must be less than rock grain resistivity

    通過一組骨架導電的人造巖樣的試驗,表明該可以用於不含的骨架導電的巖石,但地層水電阻率應小於顆粒電阻率。
  7. The experiments of artificial samples with conducting rock grains show that the model may be applied in clay - free porous rocks with conducting rock grains, with a condition of formation water conductivity being larger than rock grain conductivity

    通過一組骨架導電的人造巖樣的試驗,表明該可以用於不含的骨架導電的巖石,但地層水電導率應大於顆粒電導率。
  8. As to planar visco - elastic prediction of settlement, this paper fixes on range of the back - calculation parameters range, analyzes back - calculation parameters which are indispensably in the course of anti - analysis. since it is difficult to acquire the optimization result in simultaneous back - calculation, this paper puts forward a calculation method which combined with investigation data and field experiment data to minimize the parameters to get optimization

    ( 2 )針對二維彈性沉降預測,確定了反演參數的取值范圍,對于多層軟地基變量同時反演很難獲得最優解的問題,提出結合工程勘察和現場實驗以減少參數的方法獲得最優解。
  9. The section loss of steel bars and degradation of bond intensity were taken into consideration in this study in order to establish the finite element model of corroded reinforced concrete beam through simulating the bond slip behavior between steel bar and reinforced concrete based on nonlinear spring element

    摘要在考慮銹蝕引起的鋼筋橫截面損失和結強度下降的前提下,利用非線性彈簧單元擬銹蝕鋼筋與混凝之間的結滑移性能,建立了銹蝕鋼筋混凝梁的有限元分析
  10. To meet the demands for large space and flexible compartmentation of buildings, laminated vierendeel trusses are adopted in high - position transfer story structures. first the bearing characteristics are analyzed, in which reasonable stiffness ratio of the upper chord, middle chord, and lower chord is derived. then combined with an actual engineering model ( 1 8 similar ratio ), the static loading and pseudo - dynamic tests of two models for laminated vierendeel truss used in transfer story structures are conducted, in which one model adopts reinforced concrete, and the other adopts prestressed concrete and shape steel concrete. seismic behaviors are analyzed, including inter - story displacement, base shear - displacement skeleton curves, and equivalent viscosity - damping curves. a program is programmed to carry out the elasto - plastic dynamic analysis, and displacement time - history curves of the two models are derived. the test and analysis results show that the laminated vierendeel truss with prestressed concrete and shape steel concrete has excellent seismic behaviors. it can solve the disadvantages of laminated vierendeel trusses used in transfer story structures. finally, some design suggestions are put forward, which can be referenced by similar engineering

    為滿足建築物大空間和靈活隔斷要求,在高位轉換層結構中採用迭層空腹桁架結構.首先分析了其受力性能,得出了空腹桁架各構件合理的截面剛度以及布局形式.然後結合一實際工程,進行了兩榀迭層空腹桁架轉換結構( 1 : 8相似比)的豎向荷載下靜力試驗以及擬動力試驗.其中一榀為普通混凝迭層空腹桁架,另一榀配置了預應力和鋼骨混凝,對比分析了兩的層間位移比、骨架曲線以及等效質阻力系數等抗震性能的比較,並進行了彈塑性動力分析.試驗和分析結果表明,配置預應力和鋼混凝的迭層空腹桁架轉換結構具有良好的抗震性能,可以成功地解決迭層空腹桁架作為轉換層結構所產生的弊端問題,最後對這類轉換層結構提出了相應的設計建議
  11. Owing to the abundant output and broad applications of poiyolefine, pls nanocomposites based on poiyolefine have become an enormous commercial allure. the studies on the melt compounding of polymer / compatibilizer - layered silicates system and their structure and properties were carried out

    提出聚合物( pls )納米復合材料的阻隔幾何,推導出適合pls納米復合材料體系的相對透氣性公式,並探討影響透氣性的各種因素。
  12. Testing on logs in laminated shaly sands it demonstrates that the model can be applied in laminated shaly sands. testing on effects of rdc. and vdc representing clay resistivity and fraction or dry clay resistivity and fraction on water saturation calculated by the model it proves that it is very reasonable for rdc to be clay resistivity and vdc to be dry clay fraction, so the mode l derived from the paper can be used to evaluate shaly sands

    通過一組層狀泥質砂巖測井資料解釋,表明該適用於層狀泥質砂巖地層解釋;通過考察rdc 、 vdc代表或干電阻率及含量對該計算含水飽和度的影響,說明rdc代表電阻率,而vdc代表干含量是合適的,因此,使用文中給出的電阻率能更好地解決泥質砂巖問題。
  13. The layered combined finite element model is taken in the finite analysis of concrete and bonding bar. in the nonlinear analysis ofunbonded prestressed concrete, the effect that unbonded tendons acts on concrete is replaced by equivalent force in the method of equivalent prestress

    在有限元分析中,混凝結鋼筋採用分層組合式的有限元,在無結預應力混凝的非線性分析中,將無結預應力筋對混凝的作用,借鑒預應力的荷載平衡法,用其等效力來代替預應力作用。
  14. According to the test result, the mechanism of inorganically post - installed bars with cone - shaped heads was analyzed. and then the anchor intensity formula was formulated. the inorganically post - installed bars with cone - shaped head was carried on the finite element analysis on the spatial axial symmetry model

    根據試驗結果,對帶錐頭無機植筋的受力機理進行了理論分析,推導出帶錐頭無機植筋的錨固強度公式,並利用空間軸對稱對帶錐頭無機植筋進行了有限元分析,提出了利用桿單元擬鋼筋與混凝之間的結滑移關系的方法。
  15. Abstract : reviewed are five methods for the analysis of the penetration of jacked - in piles, namely, cavity expansion method, strain path method finite element method, slip line method and calibration model test. after analysis, it is pointed out that it is more rational to adopt sub - statical spatial axisy numerical formulas based on traditional plane - strain cavity expansion method in the analysis. after spatial closed - form solutions are obtained for soil movements, stresses and initial excessive pore pressures generated durihy pile penetration are found out. it is suggested that finite element analysis together with centrifugal model test be used in verifying the results

    文摘:在分析飽和中靜壓樁的貫入機理的基礎上,對靜壓樁沉樁分析的圓孔擴張理論、應變路徑法、有限元分析、滑移線理論和槽試驗等五種方法逐一進行評述,並提出在傳統的平面圓孔擴張理論基礎上加以改進,採用準靜態空間軸對稱方程組對靜壓樁貫入過程進行擬,從而得出體位移、應力、初始超孔壓的空間解析解,同時採用有限元分析、槽試驗相互印證的研究方法
  16. A way to avoiding crack or reducing crack width of concrete or reducing distortion of member is using prestressed concrete. the writer tried to make full use of the merit of the prestressed concrete and designed prestressed concrete mandril to control crack of structure. the prestressed concrete mandril, which was firstly applied high pressure on a small concrete bar, and then was made in concrete, so it would act as reinforced bar and resist load. in this thesis the writer designed 24 mmnbers and had experimental study of them, reached the conclusion that the effect of resisting crack of the prestressed concrete mandril was good when the load was not large, it can enhance the capacity of resisting crack and reduce the crack distance and crack width, but when the loads was large, the effect of resisting crack was not good, when we used the prestressed concrete mandril and reinforced bar together in member, the effect of resisting crack was very good. the writer analysed the adherence mechanism and wreck mechanism of the prestressed concrete mandril in anxial tension members, and according to the character of the prestressed concrete mandril, the writer constructed the bond model of it. then the writer introduced the analysis theory of crack including the bond - slip theory, the non - slip theory, the synthesis theory and mathematics stat method. the different theory had different theory base, they considered that the primary affection of crack width was different. in this test, the crack distance and crack width of members which placed reinforced bar were match to the compute value of the code gb 50010 - 2002 very well. to the members which

    本文共進行了24根試件的試驗研究,得出了預應力混凝芯棒能較大地提高構件抗裂承載力,在荷載小於預應力混凝芯棒的開裂荷載時有較好的抗裂效果,能較大地減小裂縫間距和裂縫寬度,但是當荷載較大預應力混凝芯棒開裂時預應力混凝芯棒的抗裂效果不是很好,若將普通鋼筋和預應力混凝芯棒一起使用時則有很好的抗裂效果。本文分析了預應力混凝芯棒在軸拉試件中的結機理和破壞機理,根據預應力混凝芯棒本身的特點,提出了預應力混凝芯棒與后澆混凝之間的。然後本文詳細介紹了經典的裂縫分析理論結滑移理論、無滑移理論、綜合理論和數理統計方法,各理論有著各自不同的理論基礎,認為影響裂縫寬度的主要影響因素也各不相同。
  17. With the consideration of the vertical wave effect of soil and soil - pile interaction, an approximate analytical solution to vertical vibration of pile system with variable impedance in visco - elastic layered soil is developed. a simplified and practical mathematical model for interaction between soil layers is proposed, and its applicability is theoretically investigated. based on this model and by using laplace transforms and the transmit property of impedance function, the analytical expression of the impedance function and solutions of the displacement and velocity response function in frequency domain and in time domain at the pile head are derived

    4 、從三維軸對稱出發,對考慮樁耦合作用、層層間聯系以及樁周豎向應力梯度變化條件下的成層彈性中完整樁及變阻抗樁系統縱向振動問題進行了研究,提出了成層中變阻抗樁系統縱向振動問題的近似解析解法和樁周層層間相互作用的簡化而實用的數學,並利用拉氏變換和阻抗函數的傳遞性,獲得了成層中任意段變阻抗樁樁頂阻抗函數的解析表達式,以及樁頂速度導納和時域速度響應解析解和半解析解。
  18. For example, it is easy to tear away and add to a clay model, not so easy with one made of hard woods ; but it is easier with the latter to establish a regular module or repeating shape or motif

    例如,粘土模型很容易去掉或添加,而用堅硬的木頭所製作的就不行;但是後者更易於建立規則的組和重復造或主題。
  19. Whereas the strength of sand - bentonite mixtures is lower than that of sand. the test results are analyzed by fem program of modified cam - clay model. results show that modified cam - clay model cannot predict the stress - strain behavior of sand - bentonite mixtures well ; rather it can relatively predict the stress - strain behavior of bentonite

    試驗后的結果與劍橋粘土模型有限元程序計算結果進行對比,結果表明劍橋不能很好的表明混合物的應力-應變關系,但可以較好的表明膨潤的應力-應變關系。
  20. On the basis of three - dimensional axially symmetrical soil model and taking consideration of vertical wave effect of soil layer, the interaction between visco - elastic layered soil and an integral pile or a multi - defective pile with arbitrary bottom boundaries and its engineering application is systematically studied in this dissertation

    本文從三維軸對稱出發,較系統地對考慮樁周豎向波動效應、任意樁底支承邊界條件下、成層彈性中完整樁及變阻抗樁與縱向耦合振動理論及其工程應用進行了研究。
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