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本文总结了长输油气管道的焊接特点和焊接要求,介绍了常用的焊接材料,并对长输管道常用的几种焊接方法进行了总结。
This paper summarizes the welding characteristics and welding requirements of long-distance oil and gas pipelines, introduces commonly used welding materials, and summarizes several commonly used welding methods for long-distance pipelines.