Journal of Liaoning Petrochemical University
Optimization of Gas Protection Measures for Welding Titanium Heat Exchanger Pipe and Tube Sheet
Guo Xiaoxiao，Zhang Yingying，Gao Lei，Shi Yu，Ji Qiang
Journal of Liaoning Petrochemical University . 2019, (4): 83 -86 .  DOI: 10.3969/j.issn.1672-6952.2019.04.015

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