采用倒圆锥形和螺柱形搅拌头焊接的接头焊合不良，质量较差。
The quality of the beads welded with inverted taper and cylindrical screw pin is poor, only partially jointed or disjointed.
旧的家庭用的是铅管，但是即使是新的无铅水管装置在焊接接头的铜管件或水龙头或铜管中也含有铅。
Older homes may have lead pipes, but even new plumbing that's lead free can still contain lead in brass fitting or faucets or in copper pipes with soldered joints.
无损探伤是对结构和焊接接头进行检验的主要手段。
NDT is the primary method to check the structures and weld joints.
某些版本还提供了无线功能，我所用的版本只是在母板上有一束焊接式接头，可能还有一个CardBus插槽。
Some versions also provide wireless capability; mine just has a bunch of soldered-over connectors on the motherboard that could probably have held a CardBus slot.
这为进一步研究焊接接头的抗断性能分析提供了一定的理论基础。
This provides a certain theory and criterion for us to further research the fracture-resistant capability of welded joint .
研究了超细晶粒钢筋焊接接头的组织和力学性能。
The microstructure and mechanical properties of welded joint of ultra-fine grained rebar were studied.
焊接接头强度、塑性均可达到与母材相当的水平。
The strength and plasticity of welds were equivalent to the base metal.
使用拼接工具，相关电气设备和工具接头，焊接和绝缘导线和相关的接线工，从而连接到输配电网络。
Splice, solder and insulate conductors and related wiring to connect power distribution and transmission networks using splicing tools, related electrical equipment and tools.
在役焊接过程中，管内流动介质的快速冷却，易使接头出现氢致裂纹。
Because of the fast cooling of flowing medium, the hydrogen cracking occurs easily under in-service welding.
介绍了一种应用于钢管焊接接头检验的射线透视系统的设计原理与实现方法。
The design principle and realization method of a new kind of radiographic welding seam inspection system for steel tube were introduced.
基于线性界面断裂力学，提出了焊接接头的新模型—多层模型。
Based on Linear interfacial Fracture Mechanics, a new welding joint model-multi layered interfacial model is proposed in this paper.
针对奥迪轿车消音器的材料、结构及接头形式，研制了适用于消音器焊接的熔化极气体保护自动焊设备，并对焊接工艺进行了研究。
In order to solve Audi car muffler welding problems, a MIG automatic welding process and equipment arc developed which is suitable for the material, structure and joint type of the muffler.
对存在原始焊接残余应力的管接头在不同的热处理条件下进行分析。
The pipe with original welding residual stresses is analyzed under different conditions of PWHT.
分析了插销焊接接头的组织和插销试样的断口形貌。
Microstructure of the joints and fracture morphology of implant samples were analyzed.
用国际焊接学会推荐的方法进行统计处理，并和相同接头形式结构钢的疲劳强度进行了比较。
Moreover, the test data were statistical treated with the method recommended by IIW and compared with fatigue strength of structural steel with identical joint type.
结论：合适的激光功率是取得理想激光焊接接头的关键。
CONCLUSION: the optimal laser irradiation power was the key to achieved superior mechanical properties joints.
这也从分形理论的角度证明了在超塑性固相焊接头的形成过程中，焊接面各微区的焊合状态是非均匀性的。
It is proved by fractal theory that the welded state of every micro zone at welded surface is uneven in the formation process of isothermal superplastic solid-state welding joint.
用焊接方法连接的接头称为焊接接头，它由焊缝、熔合区、热影响区及其邻近的母材组成。
The joint which is connected by welding method is called the welding joint, which is composed of welding seam, fusion zone, heat affected zone and its adjacent base metal.
结果表明，它有较高的抗裂性和良好的焊接性，并能提高焊接接头的机械性能。
The test result show, it possess higher crack resistance, satisfactory weldability, and im-prove mechanical properties of the welded joint.
简体中文标题：焊接。钢、镍、钛和其合金的熔焊接头(束焊除外)。缺陷的质量等级。
English Name: welding - Fusion-welded joints in steel, nickel, titanium and their alloys (beam welding excluded) - Quality levels for imperfections.
并分析了焊接接头残余应力的分布规律。
The distribution of residual stress of weld joints is analyzed.
对不同焊接热输入下的6063铝合金焊接接头进行人工时效，分析其硬度分布和强度的变化。
Effects of artificial ageing on the hardness distributions and strength were analyzed for 6063 aluminum alloy joints welded by varying heat inputs.
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.
结果表明，钛合金活性焊剂对焊接接头的宏观组织形貌有明显影响，但对焊接接头的化学组成没有影响。
The results showed that the activating flux has a visible influence on the crystal structure of welds, but has no relationship with the composition of the welds.
因此，要得到理想的钎焊接头，必须合理调整铜层厚度及钎焊工艺参数。
So we must adjust the thickness of Cu layer and parameters in order to get ideal joints.
因此，要得到理想的钎焊接头，必须合理调整铜层厚度及钎焊工艺参数。
So we must adjust the thickness of Cu layer and parameters in order to get ideal joints.
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