轮子旋转时需要承受巨大的和不断变化的压力，所以要使结构更坚固，钢的部分要用螺栓连接，而不是焊接在一起。
The wheel would need to withstand immense and constantly changing stresses as it rotated, so to make the structure more robust, the steel sections were bolted rather than welded together.
因此，它是一种研究焊接结构疲劳损伤过程的新途径。
So, it is the new method of researching welded structure fatigue damage process.
混凝土墙、钢梁和张量组成结构，用自身美学标识立面，在工业和现代的建筑外观上表现螺栓和焊接的结构。
Concrete walls, steel beams and tensors compose the structure that marks the facade with its own aesthetics, showing the bolts and welding on an industrial and contemporary look.
因此，镇静钢材主要用于低温下承受冲击的构件、焊接结构及其他要求强度较高的构件。
Therefore, the steel is mainly used for low temperature impact of the impact of the components, welding structure and other requirements of higher strength components.
顶盖为Q 235钢板焊接结构，具有足够的刚强度。
Head cover is of a welded structure of the Q235 steel plate with sufficient strength.
研究结果为承受动载的焊接结构安全评定奠定了基础。
The results establish the foundation of safety evaluation of dynamic load welded constructions.
焊接结构的疲劳寿命通常分为工艺寿命和使用寿命。
The fatigue life of welding structures includes technological life and service life.
论述了典型焊接结构CAD专家系统的内涵、设计思想和设计方法过程以及应用前景。
This paper deals with the CAD expert system in typical welding structure, its design concept and method and its application prospect.
二者寿命之和为焊接结构的总疲劳寿命。
对焊接结构疲劳寿命的预测有重要理论意义和实际应用价值。
For weld structure fatigue life forecasting, it has important theory meanings and practical applying value.
介绍了一种用于焊接结构完整性研究过程的数据库系统。
A database system for study on the integrality of welding structure was developed in this paper.
这款牢固的焊接结构覆盖区较小，可使您的生产设备空间达到最大化。
The sturdy welded construction leaves a small footprint which maximizes the space you have in your production facility.
在车辆移动荷载作用下，这种复杂焊接结构的疲劳可靠性有待于进一步研究。
The fatigue resistance of complicated welded structure subjected to moving vehicle loads needs to be further researched.
焊接结构在复杂和苛刻的条件下长期工作会出现裂纹、磨损或损坏，严重时甚至导致设备报废。
Weld structure may appear flaw, wear or damage when worked under the complex and rigorous condition for a long time, which eyen lead equipments into waster.
TC4钛合金与钢的焊接结构是应用于航空工业的一种重要结构。
The welding between TC4 titanium alloy and steel is an important application in aviation industry.
复板焊接结构出现应力腐蚀开裂的主要原因之一是拉伸残余应力的作用。
One of main reason for producing SCC in cladding plate weldments is the role of tensile residual stresses.
提出考虑焊接接头疲劳损伤约束的焊接结构抗疲劳优化设计方法。
Optimization design method of welded structure was put forward with welded joint fatigue damage as constraints.
该系统能在航空、航天、原子能等部门的重要焊接结构的质量保证方面发挥明显作用。
This system can play a distinct role for quality guarantee on important welding structures of aviation, aerospace and atomic energy industries.
针对管-管节点的几何特征，分析了声波在钢管焊接结构中的传播规律。
It analyzed the transmission rule of sound wave in steel tubular welding construction aims at the geometry of tube-tube joints.
但是由于焊接结构应力场的复杂性，使得精确计算拘束力、拘束长度和反变形量值很困难。
But, it is very difficult to calculate values of restraint, restraint length and reverse deformation accurately, because of the complication of stress fields in welded structure.
焊接结构的所有这类型船有着高强度的船体。
Welded construction of all these boats gives them very high strength of the hull.
在焊接结构的CAE中，复杂焊接结构数值模拟的高效运算和精确建模是实现三维分析的主要困难。
In CAE of welded structures, the effective computing and accurate modeling of numerical simulation are as the main problems in three-dimensional analysis.
利用焊缝金属组织转变的方法可以在焊接过程中直接降低焊接残余拉伸应力，甚至产生残余压缩应力，有效地提高焊接结构的使用寿命。
Utilizing the transformation of bead metal can reduce tensile stress directly in the course of welding, even produces compressive stress, to improve the service life of welding structure effectively.
研究表明，用基于固有应变的弹性板单元有限元法对大型焊接结构的焊后变形预测是可以实现的。
The results indicate that the FKM based on the inherent strain can predict the deformation of the large welding fabrication.
针对焊接结构的疲劳问题，提出虚拟疲劳试验技术。
An experimental technology of virtual fatigue was put forward directed against the fatigue problems of welded structure.
疲劳破坏是焊接结构最重要的失效方式。
Fatigue damage is one of the most important failure modes for welded steel structures.
本文研究了焊接结构疲劳强度的热点应力评估方法。
In this paper, the hot spot stress evaluation method is studied for evaluating the fatigue strength of welded structure.
桥式起重机主梁等构件是典型的焊接结构，其主要失效形式是疲劳断裂。
Main girder and other components of overhead traveling crane are typical welded structures, the primary failure type of which is fatigue crack.
钻机底座立柱为箱形焊接结构，是整个钻机的支撑构件。
The column of drill base is a trunk welding structure, and it is important to support the whole drill.
因此，采用J积分作为用来预测焊接结构安全性的控制参量是不正确的。
Therefore, it can be concluded that J-integral as controlling parameter used to estimate the safety of welded structures is not always valid.
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