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- big precision welded structure 大型精密焊接结构
- 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。
- 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。
- This paper mainly expounds four inspection means for three big precision coupling of fuel supply system in diesel engine based on the practice, which can be covered for practical operation. 通过实践总结和分析,论述柴油机燃油供给系统三大精密偶件,即柱塞、出油阀和针阀偶件的四种检测方法,为实际操作提供经验。
- 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。
- Sizing Pass Design on High Precision Welded Pipe 高精度焊管定径孔型设计
- 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。
- Experiments prove that this hot pressure welding control technology has obvious advantages in precision welding areas and is worth to generalize the use of it. 通过实验证明,这种热压焊控制技术在精密零件的焊接领域中优势明显,应用性值得推广。
- 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。
- Our firm is likely to reap a big profit this year. 今年我们公司很可能获得巨额利润。
- Stainless Steel Precision Welded Pipe of hHigh Standard 高标准不锈钢精密焊管项目
- 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。
- That little bop made away with the big pie. 小男孩把大馅饼吃光了。
- The big dog leapt up at the little girl. 那条大狗跳起来朝小女孩扑去。
- Edward is the big daddy of our golf club. 爱华德是我们高尔夫球俱乐部里的重要人手。
