crack deformation 中文意思是什麼

crack deformation 解釋
裂縫變形
  • crack : vt 1 使破裂；敲破，敲碎，砸碎（陶器等）；嗑（瓜子等）；【化學】裂化（石油等）。2 把（槍打得、鞭子...
  • deformation : 變形,走樣
  1. The results indicate that a stable deformation localization band occurs in the coal cutting course and develops to macroscopic crack ; the deformation localization band is slantwise ; while the cutter tooth is used, the deformation localization develops slowly, and the localization becomes wider and the strain value in the band area higher afterwards ; when the point - attack pick used the localization develops quickly and the localization band becomes narrow and the strain value in the band lower

    研究表明：截齒截割煤體過程中，煤體出現穩定的變形局部化帶，且最終發展為宏觀裂紋；煤體變形局部化帶為一個傾斜帶：刀齒截割時，變形局部化發展較慢，但產生變形局部化后，局部化帶寬且帶內應變值較高；而鎬齒截割時，變形局部化發展較快，但產生局部化后，局部化帶窄且帶內應變值不如刀齒高。
  2. The shear mechanism, failure mode, deformation capacity, bearing capacity and the reliability of the anchored angle steels of the wrapped steel concrete cast - in - site frame typical story exterior joints under the middle and high axial compression ratio ( n = 0. 3, 0. 5, 0. 6 ), the working performance, failure mode, and the shear capacity of top story joints under the crack moment, the hysteresis characteristic and the dissipation energy capacity of the test joints are all analysed based on the 1 / 4 model pseudo - static tests of five specimens of wrapped steel concrete cast - in - site frame exterior joints, which varied in axial compression ratio, distribution of the beam angle steels and the stirrup ratio

    基於上述分析，本次試驗通過五個外包鋼混凝土邊節點1 4比例模型的偽靜力試驗，以柱的軸壓比、梁角鋼布置形式、配箍率等為主要參數，分析外包鋼混凝土現澆框架一般層邊節點在中高軸壓比（ n = 0 . 3 、 0 . 5 、 0 . 6 ）條件下，節點的抗剪機理、破壞模式、變形能力、承載能力和角鋼錨固的可靠性；分析了頂層邊節點在張開彎矩作用下的工作性能、破壞模式和抗剪承載力；分析了試驗節點的滯回性能和耗能能力。
  3. Field investigations found that epigenetic reworking deformation fracture include 3 types, named normal relief fracture, fracture filled mud and epigenetic reworking of disturbed belts. and epigenetic reworking of rock mass structural also includes gradual deformation of the blocks that are made up of different attitudes structural planes besides normal relief. through field geological investigations, the features of rock mass structural planes are generalized, especially development laws of interlayer shearing belts, instrastratal shearing belts, faults and base crack

    在已有研究成果基礎上，總結了壩區玄武巖的巖相特徵和構造應力場對巖體結構的影響；通過現場調查，總結了3種類型淺表生變形破裂，即正常卸荷型破裂、鬆弛夾泥型破裂和緩傾角錯動帶表生改造；通過野外地質調查，總結了層間錯動帶、層內錯動帶、斷層和基體裂隙的發育規律。
  4. Rubber components often appear interface failure due to the actions of mechanical loads and the influences of enviorment. hence, in this paper the interface failure mechanism has been studied by means of finite element method and fracture machinics. the numerical results of testpieces deformation with crack are in close agreement with experimental values

    橡膠鋼雙材料試件由於機械載荷和環境的影響經常在粘接界面發生破壞而導致結構失效，藉助有限元和斷裂力學對界面破壞機理進行研究，得到的存在初始裂紋的試件變形與實驗結果吻合較好。
  5. The main achievements are obtained as follows in the paper : ( 1 ) the deformation fracture of the left bank ' s hypergene reform is mainly consisted of slipping pressure pull crack slipping flexure slipping pull crack and dumpping pull crack. the right bank, is the slipping pull crack.

    論文獲得的主要成果如下： （ 1 ）左岸淺表生改造的變形破裂機制主要有滑移壓致拉裂、滑移彎曲、滑移拉裂和傾倒拉裂等。右岸淺表生改造主要表現為滑移拉裂式的變形破裂為主。
  6. Based on the experimental results, in concrete limitation stress sandwich first stage ' s ability and one - way and two - way precast slabs sandwich, results content code require - second class crack control. resistant crack calculation is appropriate. because post - tensioned prestressed advances plane ' s resistant crack. deformation and section strain measure accord with calculation results, this indicates 3d - gridding beams modulus is reasonable to precast slabs sandwich

    本文通過對試驗數據的分析總結，認為：單塊夾層板第一受力階段的性能試驗及單向和雙向裝配整體式夾層板的性能試驗，滿足《混凝土結構規范》 （ gb50010 - 2002 ）中關于預應力樓板的二級裂縫控制等級的要求，抗裂設計得當；由於板縫無粘結預應力筋的存在提高了板的抗裂性。
  7. The results of quantitative analysis showed that the pre - tension deformation reduced the fatigue crack propagation threshold and increased the crack propagation coefficient, and consequently decreased the fatigue resistance of the part with mechanical damage

    定量分析表明：預拉伸變形降低了疲勞裂紋擴展門檻值，提高了裂紋擴展系數，從而使管線在機械損傷的部位疲勞抗力降低。
  8. While in the zigzag thin area, the crack can only propagate by zigzag manner. in the fracture of titanium, deformation twins might forme in the front of crack

    裂紋在帶狀薄區中可以直線擴展，也可以呈z字形擴展，而在z字形薄區中裂紋只能呈z字形擴展。
  9. In this thesis, analysis of whole performance and interior mechanism of plain soil slope and soil nailing wall with flag finite difference program has been carried out. at the same time, the impacts on the internal force distribution of soil nailing and the deformation of soil nailing wall of many factors, including the connection between face shield and soil nailing, the friction decline between soil nailing and soil, the shear force & bending moment resistance of soil nailing, the cement crack in soil nailing, face shield, excavation, the obliquity of slope, and so on are studied in this thesis

    本文通過flac有限差分程序，分析了素土基坑和土釘墻體的整體性能和內在機理，研究了土釘和面層的連接變化、土釘表面性能的下降、土釘的橫向抗剪抗彎作用、土釘漿體的開裂、面層的有無、基坑的開挖過程、基坑放坡角度等因素對土釘內力分佈和土釘墻變形的影響。
  10. The results of experiments shows that core column can increase flexural and shear resistant capacity and improve deformability and entirety of composite walls ; it is coordinate ductility of two composite walls joining wire or steels out - of - plane ; the seismic of composite walls joining with wire is fine than joining with steels ; the deformation of out - of - plane only affect the crack - loading, the ultimate carrying capacity and ductility in - plane nearly has no change

    墻片試驗表明:芯柱可以增加復合墻體的抗彎和抗剪承載能力，改善墻體的變形能力和整體性;分別應用鋼絲網片和鋼筋連接的兩種復合墻體的平面外延性大致相同，內外葉墻協同工作良好;內外葉墻之間的連接提高了外葉墻砂漿層抗拉強度，同時也提高了復合墻體向外葉墻方向的抗推和抗拉承載力。
  11. Using the ansys finite element analysis software, this paper analyzes reinforcement plate of different length welded to crane girder crack and find out the girder ' s stress and deformation

    摘要採用ansys有限元分析軟體，對因出現裂紋的起重機主梁而添加的補強板進行系列計算，得出修補後主梁裂紋的應力及應力強度因子的變化規律。
  12. Product function : soft soil subgrade strengthening, reinforced embankment & slope, strengthening separation, bounding deformation of foundation, prevent road from reflection crack, increasing the intensity of subgrade. it can strengthen soft subgrade of kinds of roads and railways ; prevent road from reflection crack ; enhance the strength of subgrade ; reinforcedriverbank, embankment and slope ; homogenize the stress ; adjust settlement ; improve the stability and bearing capacity of the basement ; strengthen road and bridge tops

    產品功能：軟土路基加強，路堤邊坡加筋，加強隔離，約束地基變形，防止道路反射裂體，提高路基的強度.各種道路、鐵路等軟路基加強，增強路基的強度；河岸、路堤、邊坡起加筋，均化應力，調整沉降，提高基底穩定和承載力；道路橋臺面的加強。
  13. Many dislocations were emitted from the grainboundary in the front of crack and were driven out of grain boundary area, leaving dislocation free zone in the front of grainboundary. a concept of grainboundary dislocation free zone is proposed. the deformation in the front of crack tip in magnesium was single slip, which resulted in the thinning in the area of crack tip

    首次發現裂尖前方晶界對裂尖發射的位錯有排斥作用，裂尖前方的晶界可以向晶界兩側晶粒發射位錯，位錯從晶界發出后迅速離開晶界向前運動，形成晶界無位錯區，首次提出晶界無位錯區的概念。
  14. In the resin matrix composite materials filled with fsmf, the load is undertaken by the grain of fsmf and the resin matrix. the grain of fsmf restricts the deformation of the resin matrix, so the strength is improved. furthermore, the grain of fsmf can consume the energy of strain and controls the crack expand, so build up toughness

    在fsmf填充樹脂復合材料中，載荷是由fsmf顆粒和樹脂基體共同承擔的， fsmf顆粒以機械約束方式限制樹脂基體變形，從而產生強化； fsmf顆粒可以引發銀紋和剪切帶等損傷消耗應變能，並通過鈍化和釘扎機制阻礙裂紋的擴展，從而產生增韌。
  15. The fatigue crack initiation life of x60 pipeline steel after pre - tension deformation

    60管線鋼疲勞裂紋形成壽命的影響
  16. The surface of natural fracture ( crack ) is parallel to the orientation of maximum principal stress. the principle orientation of anisotropic permeability reservoirs agrees with the orientation of the maximum principle stress. many engineering problems ( e. g. bore - hole stability, casing deformation failure during drilling, reasonable arrangement of wells, the optimum design of hydraulic fracture and so on ) are influenced by the in - situ stress orientation

    天然裂縫面和裂隙面與最大主應力方向平行；在各向異性低滲透率油田中主滲透率方向與最大水平主應力方向趨向一致：在鉆井過程中井壁穩定性，套管變形和損壞，油田開發井網合理布置、水力壓裂優化設計等都與地應力方向有關。
  17. Nonlinear constitutive relations are discussed for analyzing the stress distribution, the appearance and development of the cracks, as well as the behavior of the boundary conditions of the two way slabs respectively. in the light of the experimental research on r. c. two way slabs under static loading, the behavior of yield line, the load deformation curves and the crack yield, plastic limit loads of slabs with different supporting conditions are studied

    根據反映雙向板混凝土材料非勻質性的本構關系，分析了雙向板在荷載作用下的變形、屈服、裂縫和破壞的形態特性，並對鋼筋混凝土雙向板在不同支承條件下的塑性極限荷載、正常使用撓度（曲線）和截面設計作了進一步研究。
  18. This paper has put forward such one, i. e. to use the dimensional angle iron framework to strengthen the center of the knot in order to add its degree of toughness and stiffness, improve its crack load and aggrandize its ultimate deformation

    本文提出了一種提高節點抗震性能的新方法? ?用空間角鋼骨架對節點核心區進行加強，以增大節點的強度、剛度，提高節點的抗剪、抗裂性能，並增大節點的極限變形能力及延性性能。
  19. Based on a large numbers of model / simulation test of the intermittent cracked rock - like samples, fatigue strength, fatigue deformation and crack appear in preexisting cracks tips, the growth of crack, the pattern of crack coalescence are studied / analysed systemically by means of cyclic load and static load, in the course of the model test, the difference between cyclic load and static load of crack appear in preexisting cracks tips, the growth of crack and the pattern of crack coalescence are observed and analysed

    在試驗過程中，觀察並分析了循環加載方式下，預置裂隙端部裂紋萌生、擴展、巖橋貫通模式與靜載方式下的差異；探討了疲勞裂紋萌生、擴展的機理，分析了加載頻率、荷載水平對裂隙試樣疲勞強度、疲勞變形（總變形和不可逆變形）的影響規律。
  20. The microscopic plastic deformation of the local crazes cause the change of crack opening loads. therefore, the fatigue crack closure concept could be introduced. a crack closure model of mdyb - 3 pmma were recommended and phenomenologically formulated for positive and negative stress ratios separately, according to the testing results of fatigue crack propagation

    本文討論了有機玻璃疲勞裂紋擴展機理，提出，銀紋的形成是裂紋形成和擴展的基礎，從微觀上解釋了裂紋形成和擴展的原因，並結合金相分析結果，明確提出塑變誘導閉合和粗糙誘導閉合是有機玻璃疲勞裂紋面閉合的兩個主要原因，成功的解析了裂紋面的閉合現象。
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