连续式炉焊管机组 continuous butt-weld mill ; Fretz-Moon pipe mill
连续式炉焊管法 continuous weld process
对接炉焊管 furnace butt-welded pipe
搭接炉焊管机 lap-welded pipe mill ; welded pipe mill
搭接炉焊管机组 lap-welded mill
锅炉焊管检测系统 Boiler welds pipe inspection system
炉管焊接 welding of tubes ; furnace tube weld
炉用搭焊管 furnace lap welded tubing
锅炉管孔堵焊 boiler tube plug welding
锅炉钢管孔堵焊 boiler tube plug welding
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