... supersonic welding超声波焊; 超声波焊接; 超声焊 第 10 页 共 15 页 surface of weld焊缝表面 surface weld metal buildup表面焊缝金属的形成 ...
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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。
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。
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。
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