您要查找的是不是：
- It is demanding to fabricate crane bridge as large welded structure, so the upgrade to change its span is very challenging. 摘要起重机桥架作为大型焊接结构件，制造要求高，其改制具有典型意义。
- The necessary condition in executing the welded structure fatigue life, the basic content and the method are discussed. 摘要讨论了焊接结构疲劳寿命预测的的两个必要条件、基本内容和方法。
- All-steel welded structure, the integrated treatment (VSR, heat) Elimination of internal stress, a very good rigidity and stability. 全钢焊接结构，综合处理（振动时效、热）消除内应力，有很好的刚性和稳定性。
- The mechanical nature of welded structure fatigue damage is the local stress concentration,and the severity of the stress concentration is depending on the change of stiffness. 焊接结构疲劳破坏的力学本质是局部应力集中,应力集中又是刚度突变所为,从刚度协调的角度分析了应力集中的原因。
- 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. 摘要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。
- To achieve fatigue life prediction of vehicle welded structure during design phase,practical analysis methods are presented by means of fatigue analysis principle and fatigue performance parameter of welded structure of AAR / BS / IIW standard. 为在设计阶段实现车辆焊接结构的抗疲劳设计,在研究AAR/BS/IIW标准的疲劳算法原理和焊接接头疲劳性能参数的基础上,给出基于AAR/BS/IIW标准进行车辆焊接结构疲劳寿命评估的方法和技术路线。
- It consists of the girders ,trolley and electric equipment etc .The bridge is welded structure of box -type girder ,individual drives are adopted for traveling mechanism on each end of the crane .all movements of the crane are controlled from the cabin . 本起重机由桥架、小车、电气设备等到部分组成，桥架采用箱型双梁焊接结构，大车运行机构采用分别驱动，全部机构均在操场室内操纵。
- Technologic analysis on irregular box of one model electronic equipment with inner welded structure, updated techniques and schemes will focus on welded structure assembly and relevant design. 摘要针对某型电子设备焊接结构异型箱体进行工艺分析，并提出改进焊接装配结构、提高结构工艺性的技术措施和工艺方案。
- The main frame is welded structural steel to which are bolted the channel iron lift support beams. 主要框架是焊接结构钢，其中以螺栓渠道铁升降机来固定横梁。
- The reliability of welded structures with shallow and deep cracks were calculated by using three dimensional stochastic FEM. 摘要采用随机有限单元法对含浅表面和深表面裂纹焊接结构的可靠性进行了计算。
- The results show that the latter welding method delivers higher load capacity and slightly lower stiffness of main girder, and simpler welded structure and technology. 计算结果表明：加强板在受拉翼缘处空开时，主梁的承载能力比加强板四周均焊时高，且简化了焊接结构与工艺，但主梁刚度比加强板四周均焊时略小。
- These are somewhat different from those of weld structures, which are generally thought to consist of an assemblage of interwoven ferrite laths. 板条或针状片条与非等轴晶共存等多种不同形态，并不象焊接组织那样通常是单一的针状片条束或板条束形态。
- With the exception of the Roving Creel Stand, they are all mounted on a single welded structural steel frame with pneumatic controls mounted and protected within. 除了粗纱线轴架之外，这些设备都是有简单的金属焊接结构挂载而成，其中装有气动控制器以起保护作用。
- rolled steel for welded structure 焊接结构用轧制钢材
- The welding structure of tube-tubeplate on Live and B le d Steam Reheater of Moisture Separator Reheater (MSR) in Nuclear Power Station a re indicated. 总结了岭澳核电站汽水分离再热器(MSR)设备中新、乏蒸换热器管子与管板胀焊连接技术,从机理上阐述了工艺参数选择的原则。
- This paper deals with the CAD expert system in typical welding structure,its design concept and method and its application prospect. 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。
- The application of precise welding structure in the gimbals of large-size OE pointing andtracking instrument is described in this paper. 介绍了精密焊接结构在大型光电跟踪瞄准设备中的应用。
- Steel castings for welded structure 焊接结构用钢铸件
- The car has had a new wing welded on. 这辆汽车焊接了一个新的翼子板。
- The two halves of the structure didn't marry up. 该结构的两部分未配合好。
