最后，介绍了一种断裂韧性的测试方法。
断裂韧性要求。
对抗高压热冲击的断裂韧性，你们知道什么是高压热？
Fracture toughness against pressurised thermal shock, do you know what a pressurised thermal shock is?
断裂韧性与晶体学取向的关系亦作了分析。
The relationship between fracture toughness and crystal orientation hasbeen also examined.
研究石墨球化质量对球墨铸铁断裂韧性的影响。
The graphite globularity quality of ductile iron with fracture toughness has been discussed.
提出了断裂韧性测试中必须注意的试样尺寸要求。
The specimen size requirements of determining fracture toughness are also presented.
断裂韧性对纤维长度的依赖性比撕裂和抗张强度大。
Compared to tear resistance and tensile strength, fracture toughness is more dependent on fiber length.
材料的断裂韧性可充分满足焊缝细节疲劳抗力的发挥。
The material fracture toughness was adequate to ensure development of the full fatigue resistance of the weld detail.
陶瓷作为刀具材料的最大弱点是断裂韧性低，脆性大。
Most weak point of the ceramics tool is break, low toughness, high brittleness.
测定了密度、硬度、抗弯强度、断裂韧性等性能指标。
Their density, hardness, flexural strength and fracture toughness were measured.
结果表明，激光淬火处理基体可以提高镀铬层的断裂韧性。
The results show that the fracture toughness of Cr-coatings is improved by laser quenching substrate.
目前很难对晶须增韧陶瓷复合材料的断裂韧性进行理论计算。
It is very difficult to compute fracture toughness for silicon carbide whisker reinforced ceramic composite theoretically so far.
本论文重点研究了长石瓷晶相含量和晶粒度对断裂韧性的影响。
The effect of crystal content and grain size of feldspathic porcelain on fracture toughness was discussed in the paper.
基于有限元结果和能量偏移准则，有效地评估了界面断裂韧性。
The interfacial fracture toughness is effectively evaluated based on the finite element results and the energy-based deflection criterion.
焊条电弧焊焊缝的断裂韧性与气体保护焊焊缝的断裂韧性相当。
Fracture toughness of both shielded metal arc welding and gas metal arc welding is almost the same.
通过试验研究了力学不均匀性对接头断裂韧性和裂纹开裂角的影响。
Effects of mechanical heterogeneity on fracture toughness and crack deviation Angle of the joints were investigated by experiment.
从选材角度对比分析了几种铝合金的动态断裂韧性及裂纹扩展阻力。
From the view point of material selection, we analyzed their dynamic fracture toughness and crack propagation resistance.
对热压烧结后材料的硬度、断裂韧性和抗弯强度进行了测试和分析；
The hardness, the fracture toughness and the bending strength of the composites were tested.
结果表明在各种情况下，表观断裂韧性都随外电场的增加而线性降低。
The results show that the apparent fracture toughness of the sample decreases linearly with the increasing applied electric field in all states.
常用的做法是根据管材的冲击韧性与断裂韧性之间的关系式进行估算。
According to empirical equation between the Charpy impact energy and fracture toughness to estimate is common method.
许多合金还具有高断裂韧性，这意味着它们能经得起冲击并且是耐用的。
Many alloys also have high fracture toughness, which means they can withstand impact and are durable.
由于表面热疲劳裂纹的产生，使得材料强度性能损伤大于断裂韧性损伤。
The strength loss is greaser than the fracture toughness loss, because ofthe surface cracks caused. by thermal fatigue.
比较了不同初始裂纹尺寸和断裂韧性对疲劳寿命的影响，并给出了算例。
The effects of dimensions and toughness of different initial fractures on fatigue life are analyzed and calculation cases are presented.
还比较了不同初始裂纹尺寸和断裂韧性对疲劳寿命的影响，并给出了算例。
The fatigue life in different initial crack sizes and different fracture toughness was compared, and an example was given.
本文介绍显微组织，合金成分，热处理和织构等对钛合金断裂韧性的影响。
The influence of microstructure, chemical composition, heat treatment and texture in titanium alloys has been reviewed in this article.
内应力的分布，对材料宏观力学性能如强度和断裂韧性，都将产生较大的影响。
The distribution of internal stress has large influence on mechanical properties of materials such ay strength and fracture toughness.
通过热激活分析，可以获得定量描述动态断裂韧性、温度及加载速率之间的关系。
A quantitative relationship between dynamic fracture toughness and temperature and loading rate has been obtained through thermal activation analysis.
随着钛合金研究工作的进展，钛合金的断裂韧性已经越来越受到研究人员的重视。
The researchers are attaching great importance to the fracture toughness in titanium alloys even more along with advance in research into titanium alloys.
随着钛合金研究工作的进展，钛合金的断裂韧性已经越来越受到研究人员的重视。
The researchers are attaching great importance to the fracture toughness in titanium alloys even more along with advance in research into titanium alloys.
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