低温环境下长输管道焊缝返修的操作技术

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• [焊接] Mathematical analysis of the role of recoil pressure in weld pool dynamics during laser-MIG hybrid welding
• [焊接] Gas dynamic control of properties of welded joints from high strength alloyed steels
• [焊接] An　approach　of　artificial　neural　network　to　robotic　welding　process　modelling
• [焊接] Effects of surface treatments of galvanized steels on projection welding procedure
• [焊接] Evaluation of the location parameter in Weibull distribution of CTOD testing results of high strength steel weldments

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