極限坡度 的英文怎麼說

中文拼音 [xiàn]
極限坡度 英文
limit grade
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • : Ⅰ名詞(地面傾斜的地方) slope Ⅱ形容詞(傾斜) sloping; slanting
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 極限 : 1 (最高的限度) the limit; the maximum; the ultimate limit; limitation; extremity; tipping point...
  • 坡度 : falling gradient; slope; inclination; declivity; pitch; batter
  1. Critical height analysis for bedding rock slopes using the upper - bound method of limit analysis

    層狀巖質邊臨界高分析上
  2. At last, the finite element method, the strength reduction method and limit equilibrium method, nature slopes and excavation slopes, lateral stress unloading model and axial loading model are analyzed and discussed relatively

    最後,就有元法、強折減法和平衡法,自然邊與挖方邊,圍壓卸荷應力路徑模型分析與軸向加荷應力路徑模型分析進行了比較討論。
  3. With hsmr stability classification and extreme limit evaluation, k23 + 850 and k28 + 500 ' s slope stability are very bad

    通過對典型邊的hsmr穩定性分級及平衡法定量評價,研究發現k23 + 850及k28 + 500處邊的穩定狀況都很差,需加大治理力
  4. Based on the method of limitation analysis of soil plasticity, researching from the soil arching mechanism of soil - nailing retaining, the upper limit of the critical height of soil - nailing slopes and the minimum horizontal length from coping of the potential slide surface to the edge of deep excavation are obtained through the analysis to weight of soil and vertical loading and the mechanism of soil and soli - nailing acting reciprocally

    摘要基於土的塑性分析方法,以均質土為例,從土釘支護結構的準粘聚力理論出發,綜合考慮土體自重、頂的條形荷載,以及土釘與土體的相互作用的機理,推導出了土釘支護的臨界高的上值和潛在螺旋曲線滑動面在頂方向距基坑邊沿的最小水平距離解析表達式,可供基抗支護設計參考。
  5. Based on the theory of limit equilibrium and limit analysis approaches, a new calculation module is presented to study the fracture mechanism of foundations adjacent to or above slopes, which can consider the effect of ascent of fill section at the back of slopes. in the calculation of the ultimate bearing capacity of sloping ground with program written, the mobilization factor of the fill section at the back of the sloping ground in different conditions is gained. and, the bearing capacity factors and mobilization factor can be used in theory analysis and design of sloping ground

    為了研究斜地基的破壞機理,本文還利用平衡法和分析法建立了一個新的能考慮後土體影響的斜地基的計算模式,通過編程對斜地基的承載力進行了計算,得出了不同地基情況下的斜地基後土體的發揮系數,得到的斜地基的承載力系數和發揮系數可用於斜地基的理論分析和設計當中。
  6. ( 2 ) study on the mechanics mechanism of the calamity caused by the cave of the highway : based on the investigation in detail along the line of the highway in shan - gan loess plateau, the distribution law, the classification and characteristic of hazard of highway cave are presented ; the calamity mechanism of highway cave opposite side slope and road bed is discussed, especially the mechanism of collapsing of the hidden cave in road bed. propose " the effect of hidden corrosion ", etc. 10 kinds send to mechanism of collapsing. based on the principle of limit balance, the formula of the critical treating thickness of hidden cave is put forward as follows : according to different stratum, different size and depth, the calculation of the critical thickness of the hidden cave of roadbed has been carried on

    ( 2 )公路洞穴的致災力學機理研究:在對陜甘黃土高原區公路沿線黃土洞穴詳細調查基礎上,研究了公路洞穴分佈規律、危害分類及致災特點;公路洞穴對邊及路基的致災機理,重點是路基暗穴致塌機理,並提出了「潛蝕效應」等十種致塌機制;利用平衡原理導出路基暗穴臨界處理厚計算公式如下:針對不同地區不同地層,對不同尺寸和埋深的暗穴,進行了路基暗穴臨界處理厚的計算。
  7. There are two main innovate ideas in the dissertation. ( 1 ) supported by the results from the method of limit analysis of soil plasticity and the ultimate equity method, the author proposes the criterion of judging of stability of slope of foundation of a building

    本文的創新點主要有:採用塑性分析和平衡方法,通過計算,提出了黃土地區宅基邊的穩定性評價標準,即人工谷緣的不得大於天然
  8. The stability of the landslide is a critical problem for feasibility of the project, and has a direct influence upon the operation of the lower reservoir and the power system. the sliding mass has been studied by some designer in geological investigation. the study showed that guishan sliding mass is in stabilization under natural condition, is not in stabilization under vii earthquake intensity

    在前期的研究中曾對滑體的穩定問題進行了研究,研究結果認為從宏觀定性分析,滑體處于穩定狀態,但經過計算,在地震烈下,處于平衡或不穩定狀態,為確保工程安全,對推動式的龜山滑體採取削減載的開挖方式將是行之有效的方案,這樣可以提高滑體在地震條件下的穩定性,因此,研究龜山滑體在不同開挖方式方案條件下的穩定性問題具有非常重要的實際意義。
  9. 2. reliability of rock slope was done using responding surface method ( rsm ) and monte - carlo method ( mcm ) respectively. reliability index 0 calculated by rsm and mcm are different, which indicates the non - convexity of limit state curved surface in representation of stability of slope

    採用響應面法( rsm )和monte - carlo法( mcm )對邊進行了可靠分析,兩者計算所得的可靠指標存在著一定的差異,這表明:代表邊穩定的狀態曲面存在著非凸性。
  10. With the help of this program, this paper does research on the moved backwards of the slide surface, lengthening the anchor section, the soil nail ' s total force, gets conclusion about relations between the soil nail ' s length and the slope ' s grade, height, soil ' s mechanical parameter ; relations between soil nail ' s total force and coulomb soil pressure. with the help of the large multiuse finite element program ansys, this paper analyzes the soil nailing in one - step ' s slopes, in two - steps " slopes, puts the emphasis on the axis force ' s distributing along the soil nail at each rows, the effect of both the excavating mode and the original slope figure to the axis force of the soil nail, the one another effect between the upper - step slope and the nether - step slope in the soil nail ' s axis force, gets conclusion about the design of soil nail at the first low, different slope body is the same with different excavating mode, the original slope figure has more effect to some than others because of the slope body, the reasonably design of the step width in two - steps slopes, the two - steps excavating and retaining has more virtue than the one - step ' s. through soil pressure analysis this paper does research on the differences and the links between the coulomb soil pressure theory and the rankin ' s, the vertical pressure at the slope surface when the slope surface is inclined and the retaining wall is rough, the soil pressure ' s distributing behind the panel, gets conclusion about the effect of both the slope body inner stability and the slope surface local stability to the soil pressure

    通過分析比較,論證了對數螺旋線型比圓弧形作為邊的假設滑裂面具有較多的工程優點,並為此編制了一個採用平衡法分析土釘支護的fortran語言程序,以此作工具對滑裂面的后移、土釘錨固段的超長、土釘總力的大小等方面作了研究,得出了有關土釘的長與邊角、高、土體力學參數的關系、土釘總力與庫侖土壓力間的關系等結論;採用大型通用有元數值分析程序ansys分別對採用土釘支護的一階邊、二階邊進行分析,重點是研究各排土釘的軸力分佈規律、開挖方式及原始邊形態對土釘的軸力的影響、上下階邊在土釘軸力方面的相互作用,得出了有關第一排土釘的設計問題、不同類型的土體應適用於特定的開挖方式、原始開挖出的邊形態對一些類型體的邊土釘支護有較大的影響而對另外一些影響不大、二階邊臺階寬的合理確定、二階開挖及支護比一階時具有較多的工程優點等結論;通過土壓力分析對朗肯、庫侖兩種經典土壓力理論的區別與聯系、面傾斜及墻背有摩擦時的面豎向應力分佈、面板背土壓力的分佈形態作了研究,得出了邊支擋土壓力受體內部穩定與面局部穩定兩個方面的影響、土釘支護面板背土體中卸荷拱的存在對面板受力有利等結論。
  11. This dissertation got the shear strength of sliding surface of slope by back analysis based on limit equilibrium method. the practical results show that this technique has good effect

    採用平衡法對邊滑動面的抗剪強參數進行了反分析,具體工程實踐表明該方法能取得良好的效果。
  12. ( 5 ) introduced the shear strength theory of unsaturated ~ oil, program for checking the stability of rock slope under the influence of surface infiltration is worked out by using the limit equilibrium method

    引入非飽和土的抗剪強理論,運用剛體平衡法,研製出了地表入滲影響下的巖穩定性驗算程序。
  13. Bearing capacity and displacement are two main problems in the application of geotechnical engineering. based on a series of pull - out tests using three kinds of paper and a sort of window screening as geogrid, twenty - seven in limit and several in working - stress geogrid - reinforced slope model tests designed through orthogonal principle have been conducted to have obtained the relationship between the bearing capacity and four factors ( i. e. reinforcement, angle of reinforced slope, the designed - length of reinforcement and the distance between layers of reinforcement ). the law of slope lateral ( horizontal ) displacement versus to the height of slope vary with external - load was derived from the model test data, and the main factor affecting the lateral and vertical displacement of geogrid - reinforced slope was obtained through analysis

    承載力(強)和變形是巖土工程應用領域的兩大主要問題,本文以紙和窗紗布模擬加筋土邊的土工格柵,在一系列拉拔試驗的基礎上,以正交設計理論分別安排27個應力狀態和若干個工作應力狀態加筋土邊模型試驗,並以模型試驗獲得的數據為依據,採用誤差、差及回歸分析方法,探討了加筋土邊承載力與筋類、筋長、層間距、角4因素的相關關系,獲得了在外荷載作用下加筋土邊的側向位移隨高的變化規律(並進行了定性解釋)和頂的豎向位移特性,並分析其主要控制因素。
  14. By using the method of reducing shear stiffness by step, that is, reducing shear stiffness during 3d nonlinear finite element analysis, it can simulate the stability of slope when its materials intension become strength from weak. when the slope is limiting equilibrium, we can define the safety factor on this parameter

    應用逐步降低抗剪強法,即在三維非線性有元計算過程中逐步降低材料的抗剪強,可以模擬材料由強減弱的過程時邊的穩定性態,繼而由邊平衡時的參數確定邊的安全系數。
  15. 2. taking five representative casualty loess landfalls on the house side - slope as examples, applying the method of limit analysis of soil plasticity and the ultimate equity method, the equation of the stability and gradient of the landfall is derived

    2 .以5個典型宅基邊傷亡性黃土崩塌為例,利用塑性分析和平衡法,推導出了此類黃土崩塌的穩定性與其之間的關系。
  16. The unsaturated soil water movement formula is adopted for calculated the transient water content within the slope. with equilibrium method the stability of soil - nail bracing structure of unsaturated soil slope is analyzed considering the connection between the shear strength of unsaturated soil and water content. genetic algorithm is introduced for searching the minimum factor of safety of natural slope and soil - nail bracing in unsaturated soil

    運用非飽和土水分子運動方程,求解降雨入滲條件下邊土體的瞬態體積含水量,又考慮到其與非飽和土抗剪強的關系,利用平衡理論推導了非飽和土邊土釘支護整體穩定性最小安全系數f _ ( s , min )公式。
  17. At last, a 3d - fem model is used for a soil - nailed supporting system in a classical two - layer distribution. the spatial distribution of horizontal displacement is reached by the analysis. some other analyses are made for the different ratio of length of foundation pit and the effect of the ratio on the largest horizontal displacement of the slope is analyzed

    在邊破壞模式研究中利用有元方法對成都砂卵石地區典型的二元體土層基坑開挖進行了數值模擬,認為其破壞並不取均質土的圓弧破壞模式,而是一種折線形破壞模式,同時建議在噴錨網支護設計中錨桿長的變化和平衡分析中考慮折線形滑動面。
  18. By fitting reasonable external prestressing tendons to ensure ultimate bearing capacity of the bridge, to ensure stress reserve of the main beam, to reduce effectively principal tensile stress, to renew line state of bridge structure and gradient

    通過合理地設置體外預應力束,確保了該橋的承載能力;增大了主梁的應力儲備;有效地減少了主拉應力;恢復了橋面線形和
  19. The paper points out the factor of safety by means of finite element method, the strength reduction method and limit equilibrium method decreases in turn. according to analysis of the strength reduction method, the stability of the cutting slope is less than the stability of nature slope. according to the results by the finite element method, the factor of safety calculated by axial loading stress - strain model is less than the factor of safety by lateral unloading stress - strain model

    表明有元法、強折減法、平衡法得出的安全系數依次降低;依據強折減法分析,相同條件下,挖方邊的安全系數較自然邊的安全系數小;依據有元西安理工大學碩士學位論文法分析,軸向加荷應力路徑模型確定的安全系數較圍壓卸荷應力路徑模型確定的安全系數小。
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