... welding in vertical position 立焊 welding in flat position 平焊 welding in overhead position 仰焊 ...
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fillet welding in flat position 焊接工艺
Welding in the flat position 在平面位置焊
welding in flat position
平焊
以上为机器翻译结果，长、整句建议使用 人工翻译 。
NC machine is used to ensure that longitudinal and circular weldings are produced at a constant speed and the welding point is always in flat position.
数控主机用于保证箱底纵、环焊缝焊速恒定并使焊接点始终处于平焊位置。
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