So the method and steps of the testing for the plane fracture toughness K IC are explained.
所以本文将介绍平面应变断裂韧度KIC的测试试样、方法及步骤等。
Therefore, a new efficient path to research plane crack problems especially composite materials plane fracture mechanicals is found.
本文的研究工作，为平面断裂力学特别是复合材料平面断裂力学的研究提供了一条新的有效途径。
The results given in this paper have certain referential value in studies of anti-plane fracture problems for functionally graded materials.
这对于功能梯度材料反平面断裂问题的研究具有一定的参考价值。
Two classes of plane fracture problems of anisotropic functionally graded materials have been explored by using elastic theory and crack knowledge.
借助弹性力学理论和断裂力学知识，探讨了两类各向异性功能梯度材料平面断裂问题。
In the evaluation of highway steel truss Bridges based on the method of fracture mechanics, the plane fracture toughness K IC must be detected firstly.
应用断裂力学方法对公路钢桁桥的安全性能进行评估中，必须首先测出平面应变断裂韧度KIC。
The anti-plane fracture models for functionally graded materials(isotropic or orthotropic), i. e, a series of boundary value problems of partial differential e…
这对于功能梯度材料反平面断裂问题的研究具有一定的参考价值。
The equation for plane fracture of anisotropic functionally graded materials (FGM) with the continuous variation in the arbitrary function form can be gotten by a new multi-layered method.
针对材料参数在厚度方向按任意函数形式连续变化的功能梯度材料板。
Any further increase or decrease in plane of the X-ray beam could not identify the fracture.
但假如在进一步地加大或减少成角，骨折就难以区别了。
The values of the plane strain fracture toughness of the seven home-made high strength steels tested by this method are given.
最后给出了用上述方法测定的七种在给定热处理条件下的国产高强钢的平面应变断裂韧度值。
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。
Starting from analyzing the theory of plane stress field, the paper introduced mechanical mode for simple fold and composite structural mode and analyzed the theory of structural fracture.
本文从平面应力场理论分析入手，介绍了简单褶皱的力学模式、复合构造模式，并进行了构造裂缝的理论分析。
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。
The finite element method is used to simulate tensile fracture process of slope with single weak plane under strong earthquake.
用有限元模拟了单一弱面斜坡强震作用下的拉张破裂过程。
Structure plane is a fracture plane or substance differentiation plane in rock mass.
结构面是岩体中的破裂面或物质分异面。
By using field observation and numerical simulation method, the influence of fracture structure plane on the underground pressure and the roof stability of working face are systematically studied.
通过对现场观测和数值模拟分析，系统研究了断裂结构面对回采工作面矿压分布和顶板稳定性的影响。
With associated Rayleigh Wave Method to detect fracture plane, the attitude, character, position and displacement of small magnitude fault can be forecasted accurately.
若配合利用瑞利波探测法探测断裂面，可以对小断层的产状、性质、位置、断距进行准确预报。
This paper USES principal curvature, plane stress and structure filtering to evaluate the development of fracture at geology shape, mechanical and signal handle facet.
本文应用主曲率分析技术、平面应力分析技术、构造滤波技术，从地质形态、力学角度、信号处理的角度给出了地质构造的裂缝发育评价。
The possibility of the complication from the fracture fragments of or with long thin oblique plane were higher.
片层状断面或合并有片层状断面的骨折术后合并症发生率较高。
The essential feature is differential movement parallel to the plane of the fracture. Let's get closer and use the compass to measure the attitude of that inclined plane.
断层最基本的特征就是平行破裂面有差异运动的产生。我们走近些，然后用罗盘测量一下那个倾斜的断面的产状。
These two fracture systems are nearly orthogonal in the plane view.
两个断裂系统在平面上呈近于正交的关系。
In this paper, the test results of bending concrete specimens are shown, and the vlues of plane-strain fracture toughness, calculated by four different methods, are compared with one another.
本文，对混凝土弯曲试样进行了测试，并用四种不同的方法进行了平面应变断裂韧性的计算和比较。
The potential fracture plane at upper wall is similar to "0."
上部墙体潜在破裂面形状与“0。”
Hydraulic parting, which can form a symmetrical and vertical plane of fracture in the formation that surrounds a well is an effective measure of increasing production.
水力压裂是一种有效的增产技术，它能使油井周围地层形成一个对称的垂直裂缝面。
The slip fracture plane with minimum safety coefficient is the most dangerous one .
用条分法分别确定出抗滑安全系数，安全系数最小的就是最危险滑裂面。
Plane strain fracture toughness (KIc). The critical value of the stress intensity factor (i. e., at which crack propagation occurs) for the condition of plane strain.
平面应变断裂韧性(KIc)：平面应变条件下应力强度因子的临界值(即达到该值时裂纹发生扩展)。
Layer thickness, faulting velocity, lithology changes, distance from the fault plane, and so on, had some control on fracture evolution.
岩层厚度、断移速率、岩性变化、距断面距离等因素对裂缝发育均有一定的控制作用。
In plane, because of the control action of structure and fracture position, near fracture belt and high position are easier to form a good fractured reservoir.
平面上受构造位置和断裂位置共同控制，断裂带附近和高部位更容易形成好的裂缝储层。
Fracture fluid is characterized by a strong ability to suspend proppant and to be able to have a better fracture section plane and effectively fracture length.
它具有携砂能力强以及能获得更好的裂缝铺置剖面和有效裂缝长度的优良特性。
Fracture plane in subchondral medullary bone along the articular surface of the femoral condyles, with serpiginous low signal band on all sequences.
骨质线沿股骨髁关节面走行于软骨下髓质骨内，所有序列均表现为匐行低信号。
Fracture plane in subchondral medullary bone along the articular surface of the femoral condyles, with serpiginous low signal band on all sequences.
骨质线沿股骨髁关节面走行于软骨下髓质骨内，所有序列均表现为匐行低信号。
应用推荐