The new elastic-plastic fracture parameter T-integral is used in experimental exploration studus.
同时对新的弹塑性参量T积分开展了探索性研究。
The dynamic plastic fracture toughness CTOD and its variation with different. crack propagation speeds.
塑性动态断裂韧性CTOD，及其在不同裂纹扩展速度下变化规律的测试。
Furthermore, the failure assessment curve method is a feasible method for notch elastic-plastic fracture assessment.
进一步说明失效评定图方法也是缺口弹塑性断裂评定的极好方法。
The J-integral fracture criterion based on HRR theory has been widely used in the studies of elastic-plastic fracture of materials.
在弹塑性断裂研究中广泛地采用着J积分断裂判据，这种判据的基础是HRR理论。近些年来，一些研究者基于数值分析和试验研究对HRR理论的适用性进行了讨论。
In the fracture assessment of 3c, J-integer is a very important parameter, which is also an important contents in the elastic-plastic fracture mechanics.
在3c级断裂评估中，J积分是一个非常重要的参量，也是研究弹塑性断裂力学的重要内容之一。
In this paper, an engineering assessment method of elastic-plastic fracture based on finite deformation analysis of complex structures. or a modified COD -design equation, presented forward is put.
文章在有限变形分析基础上建立了对复杂结构进行弹塑性断裂评定的工程方法，用以修正COD设计曲线。
The elastic range, the plastic range (during which the material flows at a constant stress), the strain-hardening range, and the range during which necking occurs, terminating in fracture.
弹性范围，塑料范围（当材料以不变的应力流动时），应变硬化范围和发生颈缩现象以其断裂终止的范围。
The metallurgical structure and fracture morphology of the tensile specimens were investigated with SEM and metallurgical analysis, and the static tensile plastic deformation mechanism was researched.
利用扫描电镜断口分析及金相分析技术，分析了材料拉伸试件断口形貌及金相组织，初步探讨了材料的静态拉伸塑性变形机理。
Fracture surface consists of plastic yield deformation area and elastic deformation area.
断口主要分为塑性屈服变形区和弹性变形区两部分。
The results showed that multiple solution and aging treatment had a significant effect on increasing plastic property and fracture toughness, although had little effect on strength.
结果表明：多重固溶时效热处理可以显著提高合金的塑性和断裂韧度，而对强度的影响不大。
Metal cutting is the process of plastic deformation and fracture.
金属切削过程是切削层金属的塑性变形和断裂过程。
Pure elastic fracture is always rare, so th at under the action of stress, a plastic zone(large or small), and interactions between crack and dislocations always exist at the crack tip.
纯弹性断裂总是极少的，因之在加载应力作用下，裂纹顶端总是存在着或大或小的塑性区，存在着裂纹与位错的交互作用。
The plastic instability, i. e. multiple necking fracture before the fragmentation was fundamentally analyzed, and the fragments distribution was obtained from the energy balance theory.
对无氧铜在破碎前出现塑性失稳——多重颈缩进行了初步分析，利用能量平衡的破碎理论给出了无氧铜环的破碎分布。
The plastic limit analysis is applied to the unstable fracture load.
对失稳断裂载荷进行了塑性极限分析。
No matter what the shape of cutting tools is, failure procedures are simply divided into three stages: brittle failure, plastic failure, and fracture.
不论刀具形状如何，破坏过程大体分为三个阶段：脆性破坏阶段、塑性破坏阶段、断裂破坏阶段。
Some plastic regions could be found and some dimples had been observed on the fracture surfaces of the solidification cracking of austenitic-ferritic weld metals.
少量铁素体的焊缝凝固裂纹断口上有许多小塑性区，有明显的韧窝。
The exact solution of linear elastic fracture mechanics is suggested in this paper and the plastic zone of crack tip is calculated under the condition of strain-hardening of material.
本文从线弹性断裂力学的精确解出发，在考虑材料强化影响的情况下，计算出裂纹前缘的塑性区。
Before earthquakes, the sources of precursors could be very complicated. They might be produced by plastic creep or can attribute to liquids but not crisp fracture in most cases.
在地震前，产生前兆的源非常复杂，大多数情况下可能并非脆性破裂，而是塑性蠕滑或者有流体的参与。
Loading plastic soils into bending is an effective method of causing soil fracture with both minimum force and energy requirements.
弯曲加载是需要最小力及最少能耗使塑性土壤破碎的一种有效的加载方式。
Objective: to explore the application of the three dimensional rapid-prototyping (RP) of complex orbital fracture model in plastic surgery teaching effectiveness.
目的：观察快速成型的立体复杂性眼眶骨折模型在整形外科教学中的应用效果。
In the case of sub-brittle fracture, at the crack tip there is a small plastic region of which effect should not be neglected.
在准脆性断裂情况下，裂纹顶端存在一个不能忽略其影响的小范围塑性区。
Adding other metals can affect the density, strength, fracture toughness, plastic deformation, electrical conductivity and environmental degradation.
加一些其它金属能影响密度、强度、断裂韧性、塑性变形、导电性以及环境侵蚀。
Objective To observe and analyze the treatment method and effect of open reduction and internal fixation with plastic ti-alloy plate for intra-articular calcaneal fracture.
目的观察分析切开复位可塑性钛板内固定治疗跟骨关节内骨折的方法和疗效。
We found: the samples experience elastic and plastic deformation processes before fracture, and the elastic strain is very large, it is about 2%.
结果表明：该合金的室温压缩变形过程表现为弹性和塑性变形，弹性应变很大，可达到2%。
The thin thickness small diameter brass antenna casing is introduced and plastic deformation theory in tension fracture process is analyzed.
介绍了开发研制的黄铜薄壁小直径天线套管，并对拉伸断裂的塑性变形理论进行了分析探讨。
The micro wear mechanism for PEN is plastic flow and broken of the fiber structure, while that for PI is crack initiation, extending and block fracture.
PEN薄带的微观磨损机理主要是纤维组织的塑性流动和拉断，而PI薄带的微观磨损机理为裂纹的萌生、扩张和块状剥落。
Through analysis, the failure reason was confirmed as that the low cycle fatigue caused by plastic deformation occurred in the lead alloy, thus the fracture occurred.
分析其失效原因为铅合金在外力作用下，产生塑性变形引起的低周疲劳，造成断裂。
The fracture strength of rectangular plate with inclined crack is analyzed considering two failure modes of elastic fracture and fully plastic failure respectively.
对具有中心穿透斜裂纹在弹性断裂和完全塑性断裂两种破坏模式下的断裂强度进行了分析。
In a hot-working process, the metal is brought to the viscous or plastic state by subjecting it to elevated temperature, and by the use of pressure it flows without fracture.
在热加工过程中，将金属升温，使其处于粘性即可塑状态，再加压使其流动而不折断。
In a hot-working process, the metal is brought to the viscous or plastic state by subjecting it to elevated temperature, and by the use of pressure it flows without fracture.
在热加工过程中，将金属升温，使其处于粘性即可塑状态，再加压使其流动而不折断。
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