The phenomenon is explained by the fracture mechanics principle.
作者用断裂力学原理解释了这一现象。
Fracture mechanics parameters of new brands of cemented carbide are studied.
对两种国产新牌号硬质合金的断裂力学参数进行了研究。
When analyze the fracture mechanics problems, the K criterion is widely used.
用断裂力学分析问题时，广泛应用的是K判据。
And it is suitable to analyze dam crack propagating with fracture mechanics methods.
对坝体裂缝扩展的分析计算，用断裂力学的理论和方法较为适宜。
Breakage mechanics is a new theory different from fracture mechanics and damage mechanics.
岩土破损力学是不同于岩土断裂力学和岩土损伤力学的新理论。
An application of fracture mechanics to the safety evaluation of rocket propellent tank was presented.
介绍了断裂力学在火箭推进剂贮箱安全评定中的应用。
The result shows again the correctness of the nonlocal model for solving problems in fracture mechanics.
进一步阐述了用非局部理论模型求解断裂力学问题的正确性。
Remaining fatigue life and safe inspection intervals were determined on the basis of fracture mechanics model.
采用简化断裂力学模型计算了剩余寿命与探测间隔。
The study of problems involving crack initiation, propagation and arrest is always the interest of fracture mechanics.
复合型裂纹起裂、扩展和止裂问题一直是断裂力学研究的重点。
The approach is based on large deflection characterisation of a curved beam, coupled with fracture mechanics concepts.
该方法是基于曲梁大变形理论及断裂力学而提出来的。
Stress intensity factor (k). A factor used in fracture mechanics to specify the stress intensity at the tip of a crack.
应力强度因子(K)：断裂力学中使用的一个因子，说明裂纹尖端处的应力强度。
These experimental results will be very valuable for the Fracture Mechanics Evaluation of joints of tubular structures.
这些对管节点的断裂力学评估提供了有价值的实验依据。
This paper studies the fracture mechanics of piston crown crack by means of finite element method and photoelastic method.
本文应用有限元法和光弹性试验对活塞顶的裂纹进行断裂力学分析。
In this paper, the fracture process in creep of main steam pipeline is studied by metallographical and fracture mechanics.
本文以金相分析与断裂力学方法研究了主蒸汽管道蠕变破裂过程。
According to the fatigue failure character of riveted members, a simplified fracture mechanics model (SFMM) was developed.
根据铆接构件的疲劳破坏特征，建立了铆接钢桥简化断裂分析模型。
The stress intensity factor of crack solids is a fracture mechanics index that denotes the effect of loading and crack geometry.
黏聚力形成的阻抗强度因子数值，与黏聚裂纹长度和材料极值拉伸应力存在数量关系。
Based on the viewpoints of rock fracture mechanics, compressive strength of rock mass controlled by discontinuities is discussed.
基于岩体断裂力学的观点，探讨基于结构面扩展的岩体抗压强度准则。
The effect of proof testing on the fatigue strength of ceramic specimens is analyzed by means of the fracture mechanics approach.
应用断裂力学理论分析了保证试验对陶瓷试件造成的损伤及其对疲劳强度的影响。
Combining with finite element method, fracture mechanics has been an important way to solve crack problem in road field at present.
将断裂力学理论与有限元方法结合是分析路面开裂问题的有效途径。
Based on Linear interfacial Fracture Mechanics, a new welding joint model-multi layered interfacial model is proposed in this paper.
基于线性界面断裂力学，提出了焊接接头的新模型—多层模型。
The fracture dynamics is always the hot point of the research of the fracture mechanics, and the study on the crack is especially so.
断裂动力学的研究一直是断裂力学中的一个热点，裂纹问题更是其中的一个热点所在。
An expert system of engineering component design and analysis based on fracture mechanics (FM) theory, AFES, is developed in this paper.
论文介绍了我们近日开发的基于断裂力学理论的工程构件设计与分析系统——afes。
Fracture mechanics is adopted to estimate the fatigue life of structural members, and among the rest, crack growth rate formula is studied.
本文采用断裂力学方法来估算结构构件的疲劳寿命，这其中主要围绕裂纹扩展速率表达式展开研究。
The physical meanings of the formula presented are explained from the standpoint of submacroscopic fracture mechanics and damage mechanics.
从细观断裂力学和损伤力学的观点出发，解释了该规律的物理意义。
The result indicates that fracture mechanics can be employed to forecast the fatigue life of the pavement on orthotropic steel bridge decks.
计算结果表明，基于钢桥面铺装层带裂缝工作的事实，应用断裂力学方法预测钢桥面铺装层疲劳寿命是可行的。
Based on the pavement mechanics models, fatigue cracking theory of fracture mechanics was used to investigate the rule of reflection cracking.
基于选定的路面力学模型，采用断裂力学中的疲劳裂缝扩展理论对路面反射裂缝的扩展规律进行分析。
Based on fracture mechanics and theory of reliability, this paper offers the reliability calculation method for welded box beam having fracture.
根据断裂力学及可靠性理论，提出了一种起重机焊接箱形梁存在裂纹缺陷的可靠度计算方法。
Stability of the crack should be checked by the method of fracture mechanics, which should be a supplemental stability condition of the gravity DAMS.
坝踵裂缝扩展是重力坝破坏的开始。应该用断裂力学方法校核坝踵裂缝的稳定性，并以此作为重力坝稳定的补充条件。
Dynamic fracture mechanics takes the effect of inertia into account and is widely applied in engineering structure and validity analysis of equipment.
动态断裂力学作为研究惯性效应不能忽略的断裂力学问题，在工程结构、设备有效性分析等方面得到了广泛的应用。
Dynamic fracture mechanics takes the effect of inertia into account and is widely applied in engineering structure and validity analysis of equipment.
动态断裂力学作为研究惯性效应不能忽略的断裂力学问题，在工程结构、设备有效性分析等方面得到了广泛的应用。
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