Inside weld produced cracks are often faced problem by adopting wide coil with small forming Angle to produce small size spiral submerged welded pipe.
采用宽板小成型角生产小口径螺旋缝埋弧焊钢管时，内焊缝产生裂纹是经常遇到的问题。
Welding pose includes weld position and torch orientation, which is represented by weld slope, weld rotation, torch work Angle and traveling Angle.
焊接位姿包括焊缝位置和焊枪姿态，可以用焊缝倾角、焊缝转角、焊枪工作角和焊枪行走角四个参数来表征。
According to the model of the welding position, giving a weld seam point, the weld orientation then can be resolved from the weld rotation Angle and the weld slope Angle.
根据焊缝位置的数学模型，得到了描述焊缝焊接位置的参数——焊缝转角和焊缝倾角与焊缝姿态的关系。
The research results show that smaller V angle can increase more products and increase the weld effectiveness.
研究结果表明，较小的V形角可以提高获得更高产量的潜能，从而提高整体焊接效率。
In frequency analysis of rotating arc signal, the phase of harmonic characteristic reflects the initial Angle between weld direction and seam's direction.
在旋转电弧信号的频域分析中，其特征谐波的相位反映了焊缝方向与焊接方向的初始夹角。
The result shows that laser induced plasma and weld geometry are sensitive to side nozzle height, its inclination angle and side gas flow rate;
结果表明，侧吹喷嘴高度和侧吹流速的变化对光致等离子体行为和焊缝形貌有显著的影响；
The test and analysis show that the period of frames in- crease in turn for the weld connection's, the end-plate connection's and the angle connection's steel frame respectively.
试验和理论分析表明：梁柱节点分别为焊接连接、端板连接、角钢焊接时，其结构的周期依次增大；
The transverse weld topography, the connect width between plates and tension and shear load were analyzed when the incident angle changed.
分析了入射角改变对焊接件外观形貌、焊缝截面、焊缝板间连接宽度以及所承受的拉剪载荷的影响。
The transverse weld topography, the connect width between plates and tension and shear load were analyzed when the incident angle changed.
分析了入射角改变对焊接件外观形貌、焊缝截面、焊缝板间连接宽度以及所承受的拉剪载荷的影响。
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