The fracture failure analysis of SA106C boiler header by cold straightening had been made.
对SA10 6c集箱焊后冷校正断裂失效的原因进行了分析，并对预防断裂提出防范措施。
The fracture failure analysis of SA106C boiler header by cold straightening had been made. The prevention methods had been put forward.
对SA10 6c集箱焊后冷校正断裂失效的原因进行了分析，并对预防断裂提出防范措施。
Fracture failure analysis was made on resistance spot welding motor bracket test specimens which were destroyed by the high-frequency vibration.
分析了电阻点焊电动机支架高频振动破坏试样的失效原因。
By fracture analysis, this report presents the main causes for fracture failure of the crankshaft on overhauled Z12V190B diesel engines and puts forward some appropriate protective measures.
本文主要通过断口分析，找出了Z 12v190 B型柴油机大修后导致曲轴断裂失效的主要原因，并提出了相应的改进措施。
The present paper describes the failure analysis of roller -coupling by testing the optical, metallographic and mechanical properties, offering you the fracture reasons.
本文介绍了利用光学金相、力学性能测试方法对轧辊联轴节进行了失效分析并提出了断裂原因。
Some in-site vibrating test and metal fracture analysis have been done to reveal that the crack of the U-shaped bolts is fatigue failure and some reference for designer is put forward.
结合桥梁—人行道系统的现场振动测试和螺栓试样断口分析结果，指出既有桥上发生的U型螺栓破断属于疲劳破坏，并提出了改进意见。
The characteristics of morphologies are helpful to judging loading mode sort, defining fracture mechanism of cast iron, so they are important means for the failure analysis.
这种形貌特征有助于判别加载方式的类别，明确铸铁断裂的机理，是失效分析的重要手段。
In the elastoplastic fracture analysis for pipelines steel X60, J-A2 two parameter approach was adopted to predict the failure pressures of pipelines with surface cracks.
在对X60管钢弹塑性断裂分析中，采用J - A2双参数方法来预测带表面裂纹管道的破坏压力。
The failure analysis for universal shaft joint based on measuring results as well as fracture mechanic is carried out.
以实测为根据，应用断裂理论对滑块式联接轴叉头进行了失效分析，并提出了提高疲劳寿命的措施。
The failure analysis for universal shaft joint based on measuring results as well as fracture mechanic is carried out. And proposals of improving its endurance life are suggested.
以实测为根据，应用断裂理论对滑块式联接轴叉头进行了失效分析，并提出了提高疲劳寿命的措施。
The paper studies the fatigue failure probabilistic model of the weld zone in welded joint using probabilistic fracture mechanics and reliabilitistic analysis methods.
本文采用概率断裂力学方法和可靠性分析方法，针对压力容器焊接接头的组织不均匀特点，研究了焊缝区疲劳失效概率模型。
The cracks on blades made of a directionally solidified superalloy were analyzed. The failure mode and cause were studied in virtue of fracture observation and metallographic analysis.
对定向凝固合金叶片的裂纹进行分析，在断口观察与金相组织分析的基础上，对叶片的失效模式与失效原因进行研究，并提出预防该类故障发生的措施。
Results: Statistical analysis revealed that specimens with fiber posts demonstrated significantly higher failure loads and favorable fracture pattern compared to the controls.
结果：经统计分析，结果显示纤维桩修复组样本断裂载荷显著高于对照组，其断裂模式较对照组更为有利。
Based on the failure analysis of reinforced concrete and the fracture behavior of concrete as a type of quasi-brittle materials, a model of matrix crack with bridging bar is proposed in this paper.
基于钢筋混凝土的破坏分析，结合混凝土类准脆性材料的断裂特性，本文提出了强化筋桥联基体裂纹力学分析模型，在该虚拟裂纹端部存在粘聚力分布，而强化筋在桥联裂纹处具有与基体脱离的部分段。
The fracture of blades made of a directionally solidified superalloy was analyzed. The failure mode and cause were studied in virtue of fracture observation and metallographic structure analysis.
对定向凝固合金叶片的断裂故障进行了分析，在断口观察与金相组织分析的基础上，对叶片的失效模式与失效原因进行了研究，并提出了预防该类故障发生的措施。
The failure analysis consisted of a strength analysis, a macro-fracture surface analysis, a metallurgical microscope and scanning electron microscope analysis.
分析包括结构强度分析、宏观断口分析、金相分析和扫描电镜分析等。
In the elastoplastic analysis, much more attention has been paid to bifurcation behaviour of the governing equation which always predicts various mechanism of failure or fracture.
在弹塑性大变形分析中，控制微分方程的分叉现象予示了一系列有实际工程背景的破坏机理。
The analysis of fracture failure for anchor bolts were made by means of SEM , optical microscope and chemical analysis.
应用扫描电镜、光学显微镜和化学分析等检测手段，对地角螺栓断裂原因进行了探讨。
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 analysis of fracture failure for electro-motor shaft was explored with the chemical analysis, macroanalysis, microanalysis and metallographical inspection method.
采用化学分析、宏观分析、微观分析和金相检测手段，对电机轴断裂原因进行了探讨。
At last, some cases are analyzed to check the theoretical schemes and calculating programs. The results of 3d fracture network seepage are applied to the block system for progressive failure analysis.
最后，采用算例对理论分析过程和计算程序进行检验，并将三维结构面网络渗流分析结果应用到块体系统渐进失稳分析中。
At last, some cases are analyzed to check the theoretical schemes and calculating programs. The results of 3d fracture network seepage are applied to the block system for progressive failure analysis.
最后，采用算例对理论分析过程和计算程序进行检验，并将三维结构面网络渗流分析结果应用到块体系统渐进失稳分析中。
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