Tensile fracture morphology is characterized by ductile rupture.
拉伸断口形貌表现出韧性断裂特征。
Microstructure of the joints and fracture morphology of implant samples were analyzed.
分析了插销焊接接头的组织和插销试样的断口形貌。
The fracture morphology of cast iron is influenced mainly by its internal crystal structure and loading mode.
铸铁断口形貌主要受其内部结晶组织和加载方式的影响。
The fracture morphology, hardness, microstructure and chemical composition of injector matching parts were investigated.
对喷油器偶件的断口形貌、硬度、金相组织及化学成分进行了分析。
The microstructural change and fracture morphology during superplastic deformation of LF6 Alumini-um alloy have been examined.
研究了LF6铝合金超塑性变形中的显微组织变化及断口形貌特征。
The chemical composition, microstructure, fracture morphology and hardness of cracked S45C steel parts were tested and analyzed.
对淬火开裂的S45 C钢零件进行了化学成分、金相组织、断口分析及硬度检测。
The fracture morphology was the synthesis of the cleavage brittle fracture (macroscopic) and the accurate cleavage fracture (microscopic).
其断口形貌为解理脆性断裂(宏观)和准解理断裂(微观)的综合。
The optical microscope showed that the longitudinal fracture morphology of the fiber when treated at different temperatures were different.
用光学显微镜观察到，不同温度下，纤维纵向拉伸断裂处的形态也不同。
Fracture morphology is more rough in room temperature, low fatigue stress and more fatigue cycles, but the length of fiber pullout is longer.
室温及疲劳循环应力低、循环周次多的断口粗糙度大，纤维拔出较长；
The microstructure, surface fracture morphology, hardness and tensile strength of the failed 45 steel connecting bolt were analyzed and tested.
对45钢连接螺栓断裂件的显微组织、断口形貌、硬度和抗拉强度进行了观察分析和测试。
Influence of rare earth elements on high-cycle fatigue properties of AZ91D alloy was investigated and the fatigue fracture morphology was also analyzed.
研究了稀土元素对AZ 91 D压铸镁合金高周疲劳性能的影响，并对疲劳断口的组织形貌进行了分析。
The chemical composition, hardness, microstructure and fracture morphology of ZG270-500 cast-steel of cracked lifting instrument were detected and analyzed.
对断裂起重机吊具zg270- 500铸钢的化学成分、硬度、显微组织、断口形貌等进行了检测和分析。
The dynamic impact energies of 16MnR welded joints were determined with high speed impact test, and the influencing factors and fracture morphology were studied.
这些工作主要讨论了金属泡沫材料的拉伸、压缩、能量吸收、动态冲击、失效准则、本构关系、蠕变、疲劳和断裂等力学性能 。
The results show that after post-weld heat treatment(PWHT), the welds of X80 steel seriously embrittle, and the fracture morphology of impact specimens is cleavage.
结果表明，经过焊后热处理后焊缝出现严重的低温脆化，其冲击试样的断口为解理状形貌；
The effect of hot rolling banded microstructures on fracture morphology, cold rolling microstructures mechanical properties of the sheet steel has been investigated.
研究了热轧带状组织对双相钢断口形貌、金相组织和钢板力学性能的影响。
The metallurgical structure and fracture morphology on gear transmission shaft of 45 steel were analyzed by means of optical microscope and scanning electron microscope.
采用光学显微镜、扫描电镜等分析手段，对45钢大齿轮传动轴断裂表面的金相组织、断口形貌进行了分析和检测。
Tensile yield strength was used to quantitatively evaluate the interfacial interactions, which have significant influence on the tensile fracture morphology of the composites.
采用拉伸屈服强度定量表征了界面相互作用的强弱，研究了界面相互作用对三元复合体系拉伸断裂形态的影响。
The results show that the main reason for the cracking was high temperature intergranular oxidation, with the fracture morphology being a typical intergranular cracking character.
结果表明，造成主蒸汽滤网开裂的主要原因是晶界高温氧化，断口呈典型的沿晶开裂特征。
The application of electron microscope, including STM, TEM and SEM, in the study of rubber blending, fracture morphology and carbon black structure were reviewed with 39 references.
综述了电子显微镜在弹性体共混、橡胶断裂形态及炭黑结构等方面的应用。
The microstructure and fracture morphology of directly etched fracture sample of rail steel were observed. The relatinos between the microstructure and fracture morphology were discussed.
在经过腐蚀的钢轨钢拉伸断口上进行了显微组织和断口形貌的同步观察，直接观察到了断日形貌特征与显微组织的某些相关结果。
The fracture morphology of PC, PA6, LDPE is analyzed by using scanning electron microscopy (SEM), and the fracture cause, fracture process and fracture morphology are discussed respectively.
利用扫描电子显微镜观察分析了聚碳酸酯、尼龙6、低密度聚乙烯的微观断裂行为，并对其断裂起因、断裂过程及断裂形态进行了讨论。
For fracturing design, ahead fluid volume is an important operation parameter, which directly influences fracture morphology, fracture results or even results the success or failure of the operation.
压裂设计中，前置液用量是一个重要施工参数，它直接影响着裂缝形态、压裂改造效果，甚至决定压裂施工的成败。
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。
The microstructure characteristics, macro and micro fracture morphology of brittle broken embedded casting closure of T9815 turbines were investigated by means of metallographical examination and SEM.
借助光学显微镜、扫描电镜等手段，对用埋铸法生产的T9815气轮机组隔板断裂部位的金相组织特征，宏观和微观断口形貌等进行了研究。
The macro-morphology, micro-morphology and fracture morphlogy of failure die casting dies were analyzed.
利用扫描电镜对失效压铸模具热疲劳裂纹的宏观、微观、断口形貌进行了分析。
The structure morphology the hardness and wear resistance of composite have been investigated, and fracture model of the composites has been analyzed.
考察了复合材料的组织形貌，检测了复合材料的硬度和耐磨性，分析了复合材料的断裂模式。
The studies were carried out of the test of fatigue crack growth rate and relative to the microscopic morphology of fracture surface in certain high-strength steels.
本文用宏观和微观方法测量了几种高强度钢的疲劳裂纹扩展速率，用金相和断口复型法观察了疲劳断口的微观形态以及与显微组织的关系。
It is shown that the zigzag grain boundary may delay the initiation, growth and propagation of crack, as well as may also influence the crack morphology and the fracture mode markedly.
研究表明，弯曲晶界对裂纹的萌生、长大及扩展，对裂纹的形态及断裂方式，都有显著的影响。
The impact fracture surface showed a tough morphology for POM/NBR/Novolak blends and brittle one for POM/NBR blends.
断裂形貌考察表明，POM/NBR共混物的断裂面呈脆性断裂特征；
The impact fracture surface showed a tough morphology for POM/NBR/Novolak blends and brittle one for POM/NBR blends.
断裂形貌考察表明，POM/NBR共混物的断裂面呈脆性断裂特征；
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