progressive fracture

用法例句

Calculating method of reliability on anti fatigue fracture of weld;

焊缝材料抗疲劳断裂的可靠性计算方法

An Analysis on Fatigue Fracture of Oil-Suck-Rod of Non- Quenching and Tempering Steel;

非调质钢抽油杆疲劳断裂的分析

The causes of fatigue fracture of cage in high speed ball bearing;

高速球轴承保持架疲劳断裂原因分析

The producing of fatigue cracks and fracture in the ultrafine-grained(UFG) and coarse grained(CG) Cu-0.

6Cr合金的驻留滑移带非常杂乱,超细晶铜铬合金的剪切带沿着ECAP最后一道次剪切面发展,沿着ECAP最后一道次剪切面发展的剪切带在疲劳断裂初期和早期的裂纹增殖中起着决定性作用。

From these responses,the fatigue crack cycle life of road was calculated.

为研究公路车辆对道路的破坏性,采用功能化虚拟样机(Functional Virtual Prototype)技术,基于多体系统动力学理论建立车辆系统的功能化虚拟样机,通过仿真得到车辆对道路的动态作用力;采用有限元方法(FEM)进行道路响应的研究,继而进行道路的疲劳断裂分析。

The analysis result indicates that the property of the piston failure is fatigue failure and the failure initiation is the cutting trace on the root face of the U trough.

采用扫描电镜等手段分析了断裂活塞，结果表明活塞断裂的性质属于疲劳断裂。

By analysis of the forces acting on the up and the down roller axles of the pinch roller,the cause of the up roller axle fatigue failure but the down roller axle not was found out and the improvement method was given on condition that the material and making process of the up and the down roller axles were sam

通过对送料机夹送辊上、下辊轴的受力分析，找出了在上、下辊轴材料和加工工艺相同条件下，上辊轴发生疲劳断裂，而下辊轴不发生疲劳断裂的原因，并提出解决措施。

Earlier fatigue failure phenomenon of SOFIM Engine connecting rod bolt is concentrated on in this paper.

针对SOFIM连杆螺栓出现的早期疲劳断裂现象,建立了连杆螺栓的有限元模型,利用ANSYS软件对该连杆螺栓进行了有限元分析,并与疲劳试验结果进行了对比,吻合较好。

By means of optical metallurgical microscope and scanning microscope,we have analyzed rupture reason of the supercharger blade,which showed that the break of the blade is fatigue rupture,the reason of the fatigue rupture is caused by corrosive hole and stress concentration.

结果表明,该叶片断裂是单向疲劳断裂。

The cause, characteristic and type of fatigue rupture occurred in the parts of the compressor were analyzed in this article.

分析探讨压缩机零件疲劳断裂的形貌特征原因和防止措

The invalidation of the harmonic gear drive is mostly the fatigue rupture of the flexspline.

谐波齿轮传动的主要失效形式是柔轮的疲劳断裂,小长径比的柔轮的强度更为薄弱。

Quick diagnosing of fatigue break of internal combustion engine parts;

内燃机零件疲劳断裂的快速诊断

This paper builds mechanics model of the centre tube containing face crackle of well drill, analyses the break of the centre tube containing face crackle of well drill, inqures into the tendency of fatigue break under subcritical spread stage and obtain the break condition of the centre tube as well as the calculating formulas of entreme size on crackle spread.

建立了立井钻机中心管含有表面裂纹的力学模型 ;分析了立井钻机中心管含有表面裂纹的断裂状况 ;探讨了在亚临界扩展阶段疲劳断裂的发展趋势 ;导出了中心管断裂时的断裂条件及裂纹扩展时极限尺寸的计算公

The results indicated that the fracture mode is the fatigue failure.

结果表明，其断裂形式为弯曲疲劳断裂。

The fracture analysis of φ30×108 chain connector

φ30×108接链环的疲劳断裂分析

Characteristic of Fatigue Fracture of Undermatching Butt Joints for 10CrNi3MoV Steel

10Ni3CrMoV钢低匹配对接接头的疲劳断裂特征

Fatigue failure analysis of 6N01-T5 aluminum alloy welded joints

6N01-T5铝合金焊接接头疲劳断裂分析

The Analysis of Fatigue Fracture of Asphalt Pavements Base on Surface Cracking;

基于表面裂缝的沥青路面疲劳断裂分析

Reason Analysis of Blade Cracking in Catalytic Cracking Axial-flow Compressor

催化裂化轴流压缩机叶片疲劳断裂原因分析

Finite Element and Fatigue Fracture Analysis of Tee Joints of High Pressure Pipe Joints

高压管汇三通管件有限元及疲劳断裂分析

Using the Sound Emission Technique to Study the Fatigue Fracture Characteristics of Structural Members on Railway Cars

应用声发射技术研究车辆构件的疲劳断裂特性

Study on Performance and Safety Design of Fatigue and Fracture in Large-scale Railway Steel Welded Bridge;

大型铁路焊接钢桥疲劳断裂性能与安全设计

The behaviours of fracture, fatigue and fatigue crack propagation in a cast magnesium alloy are systematically studied.

本文系统地研究了铸造镁合金的断裂,疲劳和疲劳裂纹扩展性能.

State Key Laboratory for Fatigue and Fracture of Materials

材料疲劳与断裂国家重点实验室

Fatigue behavior of studs in a composite beam based on fracture mechanics

基于断裂力学的组合梁栓钉疲劳性能

The study on fatigue limit of industrial structural steel with fracture mechanics

工业结构钢疲劳极限的断裂力学研究

RESEARCH ON TENSION-TORSIONAL FRETTING FATIGUE BEHAVIOR AND FRACTURE MECHANISM OF CL60 STEEL

CL60钢拉扭微动疲劳行为及断裂研究

Fracture Mechanism of Bending Fatigue for TiAl-Based Alloys

TiAl基合金弯曲疲劳的断裂机制

Quantitative Assessment of Fatigue and Fracture Properties of Materials

材料疲劳裂纹扩展和断裂定量规律的研究

Characteristics analysis of acoustic emission signals from steel specimens under tensile fracture and fatigue crack condition

钢制试件拉伸断裂及疲劳开裂声发射特征分析

THERMAL FATIGUE AND FRACTURE MECHANICS ANALYSIS OF GREY CAST IRON

灰铸铁的热疲劳特性及断裂力学计算分析