7pipes Shall not have any circumferential seam joint in a random length.
7任意长度的管子不应出现任何圆周接缝。
Using a seam auto - tracking technique with arc sensor, seam tracking experiments for circumferential lap weld of automobile air storage vessel have been performed in this paper.
采用电弧传感式焊缝自动跟踪技术，对汽车贮气筒环缝搭接进行了自动跟踪工艺试验，并对影响跟踪效果和焊缝质量的因素进行了分析。
Absreact the circumferential welding and the straight seam welding at all position can be realizable by using welding crawl equipment for all position together with the flexible metal band track.
摘要全位置焊接爬行器配用柔性的钢带轨道可实现空间位置的环缝和直缝焊接。
The circumferential welding and the straight seam welding at all position can be realizable by using welding crawl equipment for all position together with the flexible metal band track.
全位置焊接爬行器配用柔性的钢带轨道可实现空间位置的环缝和直缝焊接。
Internal stress of welds seam for long distance pipeline is analyzed starting with any point of circumferential stress on pipe wall.
从钢管壁上任意一点的环向应力入手，分析了长输管道焊缝的内应力。
The internal stress is consisting of circumferential stress and axial stress, from which the compound stress of the weld seam is derived.
该内应力由环向应力和轴向应力构成，据此推导出了焊缝处的合成应力。
The internal stress is consisting of circumferential stress and axial stress, from which the compound stress of the weld seam is derived.
该内应力由环向应力和轴向应力构成，据此推导出了焊缝处的合成应力。
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