作者用断裂力学原理解释了这一现象。
The phenomenon is explained by the fracture mechanics principle.
用断裂力学分析问题时，广泛应用的是K判据。
When analyze the fracture mechanics problems, the K criterion is widely used.
采用简化断裂力学模型计算了剩余寿命与探测间隔。
Remaining fatigue life and safe inspection intervals were determined on the basis of fracture mechanics model.
介绍了断裂力学在火箭推进剂贮箱安全评定中的应用。
An application of fracture mechanics to the safety evaluation of rocket propellent tank was presented.
这些对管节点的断裂力学评估提供了有价值的实验依据。
These experimental results will be very valuable for the Fracture Mechanics Evaluation of joints of tubular structures.
本文采用无单元法分析了功能梯度材料的断裂力学问题。
The fracture problem of the functionally graded material (FGM) is analyzed using the element-free method (EFM).
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。
The result shows again the correctness of the nonlocal model for solving problems in fracture mechanics.
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。
Based on Linear interfacial Fracture Mechanics, a new welding joint model-multi layered interfacial model is proposed in this paper.
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 study of problems involving crack initiation, propagation and arrest is always the interest of fracture 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。
Breakage mechanics is a new theory different from fracture mechanics and damage mechanics.
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。
And it is suitable to analyze dam crack propagating with fracture mechanics methods.
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。
In this paper, the fracture process in creep of main steam pipeline is studied by metallographical and fracture mechanics.
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。
This paper studies the fracture mechanics of piston crown crack by means of finite element method and photoelastic method.
裂纹扩展曲线的建模是基于概率断裂力学的耐久性分析方法的前提。
Modeling of crack growth curve is the premise of the durability analysis based on probabilistic fracture mechanism.
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 physical meanings of the formula presented are explained from the standpoint of submacroscopic fracture mechanics and damage mechanics.
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。
Based on the viewpoints of rock fracture mechanics, compressive strength of rock mass controlled by discontinuities is discussed.
在应用断裂力学时，采用了观测和超声波探测方法确定初始裂纹尺寸。
The initial crack size was assumed through the visual inspection and the ultrasonic detection method.
本文介绍了微型剪切试验与拉伸试验、断裂力学试验等参数之间的对应关系。
This paper describes the correlation between the characteristic values of the micro shear test and those of the conventional tensile, fracture mechanical tests.
提出切割与裂纹技术替续运用的断料方法，利用断裂力学对这种方法进行分析。
This paper intends to discuss the method of cutting and crack technique, and analyze the method with crack technique.
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。
Stress intensity factor (k). A factor used in fracture mechanics to specify the stress intensity at the tip of a crack.
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。
The effect of proof testing on the fatigue strength of ceramic specimens is analyzed by means of the fracture mechanics approach.
在焊缝超声波探伤中应用断裂力学分析缺陷危害程度，以提高探伤结果的可靠性。
Fracture mechanics has been applied for harmfulness analysis of flaws in ultrasonic testing of welds in order to improve the reliability of testing results.
目的采用云纹干涉法结合界面断裂力学研究瓷厚度对金瓷界面抗断裂能力的影响。
Objective This study was about the influence of porcelain thickness on crack at interface.
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。
The fracture dynamics is always the hot point of the research of the fracture mechanics, and the study on the crack is especially so.
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。
Two classes of plane fracture problems of anisotropic functionally graded materials have been explored by using elastic theory and crack knowledge.
疲劳寿命的计算采用断裂力学方法，建立疲劳裂纹扩展模型和失效模式的极限状态方程。
Fatigue damage estimation of the tendons was made using fracture mechanics approach, establishing the fracture crack growth rate model and limit state equations for failure modes.
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。
An expert system of engineering component design and analysis based on fracture mechanics (FM) theory, AFES, is developed in this paper.
在运用断裂力学模式所建立的故障模型基础上，该法用铁道部部颁换轨标准处理寿命估算。
Based on a failure model of fracture mechanics pattern, this new method deals with the life estimation in the light of the standard promulgated by the Railway Ministry for rail replacement.
文中以裂纹连续扩展的断裂力学方法，研究单向纤维复合材料的细观损伤演化与韧度计算。
The methodology of fracture mechanics based on continuous crack growth was applied to the investigation of the microscopic damage evolution and toughness calculation for fiber composites.
本文探索打开断裂过程区的黑匣子之更深层次的研究——即细观断裂力学与纳观断裂力学。
The present paper explores new and more profound approaches, namely microscopic and nanoscopic fracture mechanics, to unlock the black box of fracture process zones.
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