In technology research focal point should put in weld become type, weld mechanics performance and single surface weld two-sided shape root weld 3 aspects.
在工艺研究中，重点应放在焊缝成型、焊缝力学性能及单面焊双面成形根焊三个方面。
Surface imperfections, such as slivers, scabs, burrs, weld splatter, and gouges, shall be removed by grinding.
表面瑕疵，例如碎片，烧痕，焊渣，砂眼应用磨光机打磨。
A passivation procedure can be modified to deal with a variety of soils, surface finishes and weld area conditions.
可修改钝化规程以处理污垢、表面抛光以及焊接区域的各种情况。
Test results showed that the optimized pickling process could clean oxide skin of weld surface in effect and improve pitting-resistance property greatly.
研究结果表明，采用本文中的酸洗工艺可以有效清除不锈钢焊缝表面的氧化皮，并改善其耐点蚀性能。
Contact mark. Intermittent marks adjacent to the weld line resulting from the electrical contact between the electrodes supplying the welding current and the pipe surface.
触点痕。由于供焊接电流的电极与管子表面间的电接触，致使在焊缝线附近产生不连续痕迹。
The formulae for calculating SIF and fatigue life of surface crack at weld toe of the high-strength steel under the combination stresses were given out.
给出了高强钢焊趾表面裂纹在压弯组合应力下应力强度因子及其疲劳寿命计算式。
The formulae for calculating SIF and fatigue life of surface crack at weld toe of the high-strength steel under the combination stresses have been presented.
给出高强钢焊趾表面裂纹在压弯组合应力下应力强度因子及其疲劳寿命计算式。
A mathematical model has been established for fluid flow and heat transfer in weld pool with a deformed surface.
建立了熔池表面存在变形的流场与热场的数学模型。
The calculated results of current density and heat flux on flat weld pool surface using model established in this paper are agreed with experiment.
用本模型计算出的平坦熔池表面电流密度和热流密度的分布与试验结果显示了很好的一致性。
The transformation of weld forming is the results of dual functions of arc shrink and surface tension change.
焊缝成型的变化是电弧收缩与表面张力变化双重作用的结果。
On the basis of calcuiation and experience, through side-bending test, test piece's extensibility is relative small, and its weld surface after processed is unaffected by the piece's surface quality.
根据计算和经验，侧弯伸长率小，且焊缝表面经过加工，不受表面质量影响，所以试验结果更接近实际，更为准确。
An image detect system with near infrared CCD for monitoring the copper weld pool on the surface of steel was established.
建立了一个近红外CCD熔池动态信息的图像检测系统，用于钢表面铜熔池视觉信息的检测。
Weld spatter consists of particles of metal unintentionally ejected from the molten pool during welding and deposited on the surface of base or weld metal.
焊接溅落包括无意地从熔融池中溅出的金属颗粒并落到了母体金属或焊缝金属的表面。
The fatigue life of the surface cracks of the weld toe and the central part of the welding bead are calculated.
又算出了这五种形状角焊缝趾端部和焊肉中央处的表面裂纹疲劳断裂的寿命。
The purpose of weld guide bending test is to detect plasticity of welding joint, welding process and surface defects of materials.
焊缝导向弯曲试验的目的是检查焊接接头的完好性和塑性以及材料的焊接工艺和表面缺陷。
On overall inspection of interior and exterior of pre-hydrogenating reactor of Shanghai Oil Refinery Factory, large cracks was found on the surface of weld and inside of the weld.
在上海炼油厂预加氢反应器投用前的内外部检验中，发现了大量的焊缝表面裂纹和内部埋藏裂纹。
An image detect system with near infrared CCD (charge coupled devices) for monitoring the copper weld pool on the surface of steel was established.
建立了一个近红外CCD熔池动态信息的图像检测系统，用于钢表面铜熔池视觉信息的检测。
Groove — an opening or channel in the surface of a part or between two components which provides space to contain a weld.
剖口——在一个工件或二个部件之间的表面的一开口或通道，用于熔敷焊缝。
The results show that the triaxial residual stresses and plastic strains can accumulate to relatively high values just below the surface and at a short distance away from the weld area.
结果表明，在表面焊道下面并且离开焊缝中心线若干距离的地方，出现相当高的三向拉伸应力和大的塑性应变积累。
The excess material formed on the internal surface of a coiled tubing string by the longitudinal weld during manufacture.
挠性管柱在制造时由于纵向焊接在其内表面所形成的多余物质。
Through quantitative and SEM analysis, the minim zinc was found remaining on the surface of weld and the zinc thickness on the heat-affected zones appeared gradient.
定量及SEM分析表明，焊缝中表面只残留少量锌，在焊缝两侧的热影响区，锌层厚度呈梯度分布。
This paper studied the effects of weld pool surface deformation on welding arc behavior characters basing on unified arc pool mathematical model.
在电弧与熔池统一模型的基础上研究熔池上表面变形对电弧行为特征的影响。
On the outer surface of the pipe, the axial residual stresses of the weld and in its vicinity are compressive while the hoop stresses keep tensile.
在管道接头外表面焊缝中心处的轴向残余应力为压应力，而环向残余应力为拉应力。
The test is used to detect surface iron contamination, i. e., iron salt residue from pickling, iron tool scratches on the stainless steel surface, iron deposits at weld areas, and iron oxides.
该检测用于检测表面的铁的污染，如浸酸中铁盐残留，不锈钢表面的铁制工具的刮痕，焊接区的铁沉积以及铁的氧化物。
If the film surface is provided with a press cable or notochord, then make the best cut and sew with pressure cable or notochord coincide, the cable without interrupting the weld picture placement.
假如膜外表设置有压索或脊索，那么最佳使裁剪缝与压索或脊索重合，使索不至于打乱焊缝的图画安置。
Rods and wires shall have a smooth finish, free from surface imperfections, corrosion products, grease or other foreign matter which would affect the quality of the weld.
焊条与焊丝应该表面光洁，不能有表面缺陷和锈垢、油脂以及其他杂质，因为它们会影响焊接质量。
Rods and wires shall have a smooth finish, free from surface imperfections, corrosion products, grease or other foreign matter which would affect the quality of the weld.
焊条与焊丝应该表面光洁，不能有表面缺陷和锈垢、油脂以及其他杂质，因为它们会影响焊接质量。
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