Introduces the feature of the narrow gap welding, and analyses how to determine the form of groove, screen out submerged-arc welding flux and choose welding condition in detail.

介绍了窄间隙焊的特点，对坡口形式的确定、埋弧焊剂的筛选、焊接工艺参数的选择进行了详细分析。

youdao

For the industrial application of laser-arc hybrid welding, the groove gap bridging ability of this process was investigated in detail.

为推动激光-电弧复合焊接的工程应用，对其接头间隙桥接能力进行了系统研究。

youdao