This paper describes the methods of controlling the frame quality in terms of process design, mould design, control of deformation and defects from welding surface treatment, etc.
从工艺设计、胎具设计、控制焊接变形和缺陷、表面处理等各环节实行严格的品质控制，多年来生产出多种型号的车架全部为合格品。
Electron Beam welding (EBW) is a mature welding process which offers many advantages in terms of weld productivity, avoidance of distortion and minimal metallurgical disturbance.
电子束焊接(EBW)是一种技术成熟的焊接方法，它给焊接生产提供了很多便利条件，避免了材料的变形并且使冶金变化的影响减到最小。
The synthesizing control scheme is put forward based on the requilement of narrow-gap all-position welding technology in terms of the moving track of tungsten electrode.
在厚壁管、压力容器及电站锅炉的窄间隙全位置焊接中，钨极运动轨迹是动态的。
The manufacture, test and check & acceptance for these vessels are performed according to the technical terms for the steel welding vessels issued by the Ministry of Machinery.
容器的制造、试验和验收均按机械部钢制焊接容器技术条件执行。
Finally robot welding system of center sills is determined alternatively in terms of the structural features of center sills, applying circumstance of robot welding system, etc.
最后根据中梁的结构特点及焊接机器人的应用环境等有选择地确定中梁机器人焊接应用系统。
Finally robot welding system of center sills is determined alternatively in terms of the structural features of center sills, applying circumstance of robot welding system, etc.
最后根据中梁的结构特点及焊接机器人的应用环境等有选择地确定中梁机器人焊接应用系统。
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