弱巖層 的英文怎麼說

中文拼音 [ruòyáncéng]
弱巖層 英文
incompetent beds
  • 弱 : Ⅰ形容詞1 （氣力小; 勢力差） weak; feeble 2 （年幼） young 3 （差; 不如） inferior 4 （接在分數或...
  • 巖 : 名詞1. （巖石） rock 2. （巖峰） cliff; crag
  • 層 : i 量詞1 （用於重疊、積累的東西 如樓層、階層、地層） storey; tier; stratum 2 （用於可以分項分步的...
  1. Stability of rock slopes is generally controlled by the structure of rock masses, especially the soft structure surfaces. analysis of rock mass structures is a key to establish geological models and numerical simulation and a foundation to assess the stability of rock slopes. the weak structure surfaces are mainly bedding planes, faults, joints, schistosity plane and contact zones of intrusive bodies. since they are different in genesis and scale, the rock masses are different in features and mechanical intensities. based on the combination of rock structure bodies, 15 basic modes of deformation and failure of rock slope are systematically summarized. the deformation and failure of rock masses actually result from the recombination and rearrangement of these rock bodies. there are 11 types of rock mass structures and various deformation and failure of bank slopes are present in the reservoir area of the three gorge project

    巖體結構，特別是軟弱結構面對基巖斜坡變形與破壞具有顯著的控製作用，巖體結構模式分析是建立斜坡地質模型和數學模型的關鍵和評價斜坡穩定性的基礎。巖層層面斷裂構造節理裂隙片理與劈理以及侵入體和圍巖的接觸帶等是控制基巖斜坡穩定的軟弱結構面，這些成因不同大小不一的結構面將巖體分割成性質各異力學強度不均的各種巖體結構體，構成了15種基巖斜坡變形破壞的巖體結構基本模式。不同結構體的重新組合與排列是斜坡失穩的內在原因。
  2. ( 2 ) based on indoor test, two typical soft rock of brecciated mudstone and siltstone in luohu jiancheng district is carried systemically though interior rheological testing ; moreover combining with preceding studying results of rock rheological constitutive model, rheological numerical constitutive model suited to rock mass mechanics characteristics and stratum structure of luohu fracture zone, and numerical parameters of the model are processed with studying of curve fitting

    （ 2 ）立足於室內試驗，對羅湖建成區兩種典型的軟弱巖石?含角礫泥巖和粉砂巖進行系統的室內流變試驗研究，又結合前人對巖石流變本構模型的研究成果，分析並確定了適合羅湖破碎帶巖體力學特性及地層構造特徵的流變計算本構模型，並對該模型的計算參數進行了曲線擬合研究。
  3. Based on the bedding features of weak intercalations in sandstone plates near the top of underground cavity, the probable failure scale of bedding sliding, the probable settlement, the folding places and the critical length of sandstone beams are computed seperately, then the stability of underground cavity is analysed

    針對地下工程頂部層狀砂巖中存在順層發育軟弱夾層的情況，分別對開挖后可能出現的層間滑動破壞范圍、巖板的沉降、折斷和臨界長度進行計算，並分析其穩定性。
  4. Formation causal analysis and foundation strength discussion on dissoluble soft intercalation in rock foundation of a project

    某工程巖石地基中溶蝕軟弱夾層形成原因分析及地基強度探討
  5. Stability evaluation of rock mass slope with weak intercalated layers

    有軟弱夾層巖體邊坡的穩定性評價
  6. After researching the loads on dangerous rock synthetically, the author points out the development and collapse mechanism of dangerous rock : the geology foundations that forms dangerous rock are the constructional surfaces such as tectonic fracture 、 relief fissure, soft interlayer etc. the developing of dangerous rock is due to release of in - situ stress in rock 、 aeolation 、 water erosion and root flerry. the main loads leading to collapse of dangerous rock are gravity, water pressure and earthquake force

    在綜合研究危巖上的各種作用之後，本文提出了危巖的形成和破壞機理：硬質巖體中構造裂隙、卸荷裂隙、及各種軟弱夾層，結構面的的存在是危巖形成的地質基礎；地應力卸荷、風化、流水侵蝕、植物根劈是危巖發育的主要作用；重力、水壓力、地震力是危巖崩塌的主要荷載。
  7. Rebounding displacement of slope and axial force of anchor bars increases as the increment of the included angle of the rebounding displacement vector and x positive axis will reduce as the increment of horizontal tectonic stresses. the reduction of lithologic characters and weak interplayer have unfavorable influence on stability

    支護錨稈軸力也增大；隨著水平構造應力的增加，回彈位移矢量與水平x軸正方向所形成的角度將減小；邊坡巖體巖性參數的弱化和軟弱央層的存在都對邊坡的穩定造成不利的鍘惻。
  8. Abstract : based on the study on the deformation of largescale toppling rock mass in fushun west open pit, this paper research the features of deformation and failure of the soft rock slope controlled by weak intercalated beds, and its influence on urban industry establishment

    文摘:以撫順西露天礦大規模傾倒滑移變形體變形規律研究為例，探討受軟弱夾層控制的軟巖邊坡變形破壞規律及其變形破壞對城市工業設施的影響。
  9. All the results can be utilized by engineers, during the designing and construction. the main conclusions are listed as follows : ( 1 ) based on the shortest line between weak interbed and limit of excavation and the location of point of intersection between limit of excavation, classification of weak interbed distribution is set up, and the distance of distribution is defined ; ( 2 ) according to the strength and deformation equivalent principle, influence zone of weak interbed is introduced, and a new method to simulating the weak interbed with thickness is built ; ( 3 ) some quantificational results on influence of weak interbed respectively at crown, right shoulder and right wall are summarized ; ( 4 ) some quantificational results on influence of weak interbed with the distance between weak interbed and limit of excavation 0. 2d, 0. 5d, l. od are gained ; ( 5 ) some quantificational results on influence of weak interbed in the rock mass with confining coefficient 0. 38, 1. 0, 1. 5, 2. 0, 3. 0 are summed up ; ( 6 ) some quantificational results are summarized on influence of the underground surrounding rock mass stability with weak interbed, in the representational surrounding rock mass graded ii, iii, iv ; ( 7 ) according to the studying results some advices are suggested on designing of underground engineering

    主要結論如下： （ 1 ）以軟弱夾層到開挖輪廓線最短距離和最短距離線與開挖輪廓線的交點位置為指標對軟弱夾層的分佈部進行了分類，並確定了軟弱夾層分佈距離； （ 2 ）根據強度等效和變形等效的原則，引入了軟弱夾層影響帶的概念，建立了模擬軟弱夾層厚度的一種新方法； （ 3 ）總結出了軟弱夾層分佈在拱頂、右拱肩、右邊墻時對地下洞室穩定性影響的量化指標； （ 4 ）分析出了軟弱夾層距開挖輪廓線0 . 2d 、 0 . 5d 、 1 . 0d三種情況對地下洞室穩定性影響的量化指標； （ 5 ）總結出了在不同的側壓力系數（ 0 . 38 、 1 . 0 、 1 . 5 、 2 . 0 、 3 . 0 ）地應力場中軟弱夾層對穩定性影響的量化指標； （ 6 ）得出了在、 、代表性圍巖中軟弱夾層對穩定性影響量化結果； （ 7 ）根據數值試驗成果提出了在有軟弱夾層圍巖中地下洞室設計原則的幾點新內容。
  10. The composition of the rock and the occurrence of natural faults, cracks and weak zones exert a great influence.

    巖石的成份，及天然斷層、裂隙和軟弱夾層的存在，都有很大影響。
  11. According to the special stratum condition 、 soil parameter 、 pile frame system in the protecting landslide of hongtian jianfeng in yongan city in fujian province, compile a fem program of plane strain and analyze the interaction by nonlinear fem on intensity discount. in the program, duncan - chang model is applied to earth, elasticity model is applied to pile and rock ; goodman element is set between pile and rock - earth and applied to simulate sliding plane and flexible floor ; sequential pole elements with original stress are applied to anchor cable

    在程序中土體採用了duncan - chang雙曲線本構模型，樁和錨固層以下的巖體採用了線彈性本構模型，並且在樁和巖土體間設置了無厚度的古德曼（ goodman ）單元，對于軟弱夾層和已知的滑裂面也採用古德曼單元模擬，錨索採用的是具有初始應力的連續桿單元模擬。
  12. The unconformability between the loess landform of shaanbei loess plateau and its bedrock shape was pointed out first after the full demonstration. the top of loess formation of the south part in shaanbei is flat which likes " platform ", the shape of the bedrock is rolling that likes ridge, and the bedrock bended to fold. the top of loess formation of the mid - part in shaanbei is rolling, but the shape of the bedrock below begins to get flat, the top of loess formation of the north part in shaanbei, loess mao district, is much more rolling among them, however, its shape of the bedrock below is the flattest relatively likes the platform shape of loess formation in south

    具體地講，陜北高原南部的洛） 11黃土源，黃上層頂部相對平坦，地貌類型以黃土源為主格調，而其下伏基巖地層詔皺相對發育，古地勢起伏相對較大：陜北高原中部的延安一安塞黃土梁狀（為主）丘陵溝壑區，黃土層頂部起伏相對增大，地貌類型以黃土梁為主格調，而其下伏基巖地層槽皺程度趨弱，地層較平緩，古地勢起伏相對降低；陜北高原北部的綏德一子洲黃土赤狀（為主）丘陵溝壑區，黃土層頂部起伏度相對最大，地貌類型以黃上赤為主格調，而其下伏基底地層以平緩為特徵，古地勢起伏強度亦相對較低。
  13. Simulation of infinite intercalation in rock mass

    巖體中無限區域軟弱夾層的模擬
  14. Stability analysis of the weak intercalation and stratified rock mass near the top of an underground cavity and their parameters ' inversion

    地下洞室頂部軟弱夾層和層狀巖體的穩定性分析及參數反演
  15. The widespread obvious weak layers is difficult to control which leading to a fast sliding characteristics during slope destroy because of difference weathering in the carbonate rock

    摘要由於碳酸鹽巖風化的差異性，導致層間普遍存在明顯的軟弱夾層，以至於邊坡的破壞特徵具有高速滑動特性，一旦發生，難以控制。
  16. It is proved that the stability of rock mass high slope is mostly affected by lots of discontinuous structural faces like joints and faults, etc. it makes the rock mass be different from intact rocks completely in mechanical properties. so it is necessary for us to do some research on the deformation failure mechanism, and accordingly, we should do some research on the evolvement course and evaluation methods of stability about rock mass high slope

    工程實踐證明，節理巖體高邊坡的穩定性取決于邊坡中的不連續結構面，如節理、裂隙、軟弱面和不同巖層的分界面，這類結構面的存在使巖體變形破壞的特性與完整巖石截然不同，因此，有必要加強對節理巖體高邊坡變形破壞機制的研究及相應的節理巖體高邊坡穩定性評價方法的研究。
  17. The data from xinbi high - slope shows that it ' s a stable slope. 3. the result of elasto - plastic finite element analysis shows that : ( 1 ) excavated - slope face would induce loose belt in rock ; ( 2 ) horizontal ground stress, joined rockmass and weak sandwich would make great unfavorable influence on slope stabilization and axial force of rock bolt

    有限元數值分析結果表明：邊坡的開挖會使坡面巖體產生松動帶；構造水平地應力、結構面、軟弱夾層對坡體穩定及支護在坡體上的錨桿的受力情況有較大的不利影響。
  18. At the same time watertight rock surround the carbonate rock, which is helpful to water percolate deeply and trigger earthquake

    同時，峽谷區碳酸鹽類巖石周圍又有弱透水和微透水的巖層包圍著，有利於庫水向深部滲透，誘發地震。
  19. The geologic condition of side slope is complex. it is composed of soil and intense weathering rock on the surface and slightly weathering rock under the surface. further more, it has many faults, fissuring and weak intercalations

    其水電站尾水渠高邊坡所處區域地質條件復雜，邊坡表面由幾米至十幾米厚的坡積土和強風化破碎巖石組成，下部是弱風化和微風化巖石組成，且斷層、節理和軟弱夾層分佈廣泛。
  20. Due to low burying depth and weak diagenesis, the formation is loosely solidified, which shows an immature stage of diagenesis

    館上段地層埋藏較淺，成巖作用弱，巖石疏鬆，為早期成巖階段的產物。
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