... 全退火 true annealing 全位置焊条 all position electrode 全校正模膛 full straightening impression ...
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To ensure the welding quality of pipe joints this article recommends the welding specifications on pipe's all position with the fiber down-welding electrode and introduces in detail the operation way.
为保证接头的焊接质量，推荐了纤维素型下向焊条管子全位置焊的焊接规范并详细介绍了操作要领。
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。
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