Accordingly, the fracture direction is in the direction of the dangerous points where the maximum shear stress action face.
发生塑性剪断时，危险点位于应力场中等效应力取极大值处，断裂方向均为危险点处最大剪应力作用面方向。
In this paper, Based on the theory analysis and test, the fracture mechanism and fracture direction of brittle materials are studied.
本文主要通过理论分析和试验，对脆性材料的断裂机理及断裂方向进行研究。
In controlling factors of high permeability, the deformation of coal, coal fracture direction, ground stress and drainage rate were discussed.
在渗透率控制因素方面，从煤体变形、煤层裂隙方向、地应力和排采方面对其进行探讨。
In this paper, fracture mechanism, position and direction of crack initiation of mixed mode fracture in several ductile materials are tested, and stress distributions of which are analyzed.
应用传统强度理论和细观力学方法对几种韧性材料在复合载荷条件下的断裂机理、启裂位置、开裂方向进行了实验分析和应力场计算。
BACKGROUND: During the therapy of the fracture of humerus, the main problem is the loading direction and power of the stress.
背景：肱骨骨折治疗中经常遇到的主要问题在于应力加载的方向与应力加载的力值。
Then the direction of fracture zone can be determined by making both X, Y-component detection in data acquisition and coordinate revolution in data processing.
如果野外作了X、Y分量观测，室内又作了坐标旋转处理，那么，就可以进一步确定裂缝带的方向。
The errors of determining direction of fracture plane and environment stress of moderate and small earthquakes are analyzed in detail.
较详细地讨论了确定中小地震破裂面方向和环境应力值方法的误差。
The indicating chart is established under the condition of known fracture parameters, it can determine the main direction of liquid percolation, which is also direction of fracture development.
根据在已知裂缝参数条件下编制的这种指示图，可确定地层条件下液体渗流的主要的方向，即裂缝发育方向。
Once initiated, cracks would propagate perpendicularly to the loading direction and the specimens exhibited transgranular fracture.
裂纹形成后垂直于加载轴方向扩展，试样呈穿晶断裂。
The contour map of the fractal dimension can efficiently reflect the complexity, the range and the direction of fracture distributions.
分维等值线图能有效地反映煤中断裂分布的复杂程度、分布范围和展布方向。
When the fracture exists in the stratum, pressures in parallel direction falls much faster than that in vertical.
当地层中存在裂隙时，平行裂隙方向压力下降比垂直裂隙方向要快得多。
The stress corrosion mechanism in mixed solutions was studied based on the metallographic observations of scanning fracture shapes and crack extension direction.
根据扫描断口形貌和裂纹扩展途径的金相观察，还探讨了在混合溶液中的应力腐蚀机制。
In the quantitative research on fracture, some principles for rock fracture are usually adopted to confirm when and in which direction the rock fractures occur under stress.
在裂缝的定量研究中，通常需要选用一定的破裂准则来确定岩石在应力作用下裂缝形成时间以及裂缝的方向。
There was no significant difference in the incidence of basal fracture between groups which suffered different force direction.
不同受力方向造成颅底骨折的发生率无显著性差异。
Powerful eruptions can indeed fracture quartz grains— but only in one direction, not in the multiple directions displayed in Bohor's samples.
猛烈的火山爆发的确可以使石英碎裂，但是只会朝同一方向碎裂，可是波霍收集的标本， 碎裂的方向却有好几个。
Fracture will extend around perpendicular direction during hydraulic fracturing. The effect of hydraulic fracturing will be influenced when the fracture exceed production layer and enter interlayer.
在水力压裂过程中，裂缝会沿着垂直方向上延伸，当裂缝超出生产层而进入隔层时会影响水力压裂效果。
By maximum tension theory and maximum strain energy density theory in fracture mechanics, created and propagation direction of new artificial fracture are analysized.
分别应用断裂力学中的最大拉应力理论和应变能密度因子理论分析了重复压裂中水力裂缝的初始扩展和延伸方向。
In this paper, a method is proposed such that the strike, dip, dipping direction and fracture length of a fault plane can be determined using of isoseismal lines.
本文提出了利用等震线测定地震断层面的走向、倾向、倾角和破裂长度等震源参数的宏观方法。
Elastic parameter such as impedance, velocity, Poisson ratio etc. and pre-stack amplitude, frequency attributes can be used to quantitatively predict the fracture density and direction.
利用阻抗、速度、泊松比等弹性参数和叠前振幅、频率属性可对裂缝密度和方位进行定量预测。
We also confirmed the direction of the fracture line and the location of the fragment more accurately with three-dimensional computed tomography.
我们也证实，用三维ct能更加准确地放映出骨折线的方向以及骨碎片所在的位置。
The fractal dimension of the material fracture rises with the increase of whisker direction Angle.
材料断口分维值随着晶须方向角的增大而增大。
When the high-angle fracture has the same direction with the maximum horizontal stress, the subsequent horizontal stress will preserve the primary fracture.
当高角度缝的走向与最大水平主应力的方向一致时，后期水平应力对原生裂缝有保持作用；
In the next phase, a fatigue, cat's tongue like fracture band propagates progressively in a circumferential direction running more or less parallel to the barrel surface.
在下一个阶段，疲劳会逐渐向圆周方向漫延，呈现出平行于辊身表面的猫舌状断裂带。
The results showed that the weak interface can block the motion of the dislocations and change the propagation direction of the main crack, and result in forming lamella fracture surface.
结果表明，弱界面有阻碍位错运动、偏转主裂纹扩展方向的作用，可形成分层断口。
The results showed that the weak interface can block the motion of the dislocations and change the propagation direction of the main crack, and result in forming lamella fracture surface.
结果表明，弱界面有阻碍位错运动、转主裂纹扩展方向的作用，可形成分层断口。
When lateral sealing was formed by fracture fillers the fault can be sealed in vertical direction.
当断裂填充物构成侧向封闭，断层在垂向上也应是封闭的；
The second episode is characterized by NW-SE direction compression-shortening deformation with formation of two conjugate fracture cleavages or kink bands.
第二期为平行造山带的挤压缩短变形，形成区域透入性共轭破劈理或膝折带。
The second episode is characterized by NW-SE direction compression-shortening deformation with formation of two conjugate fracture cleavages or kink bands.
第二期为平行造山带的挤压缩短变形，形成区域透入性共轭破劈理或膝折带。
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