The key to the surface height calculation of pulse GTAW welding pool based on shape from shading (SFS) is to build up a surface model of welding pool.
利用从阴影恢复形状方法计算熔池表面高度的关键是建立熔池表面反射模型。
The investigation of the relationships between weld pool shape parameters and welding process parameters may be beneficial to the quality control of CO2 welding.
在大量工艺实验的基础上，本文进一步研究了熔地形状参数与焊接规范参数之间的关系，从而为CO_2焊接质量控制奠定了基础。
TIG welding experiments show that the predictions of the model have a good agreement with the experimental observation with respect to weld pool shape.
焊接工艺试验表明，根据该模型计算的焊缝成形与试验测试结果吻合程度良好。
The results showed that: the welding current and surface tension temperature coefficient has a critical influence on the internal flow of weld pool and determines the shape of TIG welding pool.
结果表明，焊接电流和表面张力温度系数对熔池内部流动有着至关重要的影响，决定了TIG熔池的截面形貌。
The effect obviously is changed with welding time, and the effect of gap on shape of molten pool is analyzed as well as the rule of different parameter on the change of molten width is obtained.
分析了间隙对熔池形状的影响，得出不同工艺参数对熔宽变化的影响规律，并分析了电孤形态差异对接头的影响。
The effect obviously is changed with welding time, and the effect of gap on shape of molten pool is analyzed as well as the rule of different parameter on the change of molten width is obtained.
分析了间隙对熔池形状的影响，得出不同工艺参数对熔宽变化的影响规律，并分析了电孤形态差异对接头的影响。
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