集合管拔口焊缝基于管管密封焊机的自动化焊接技术. 环球科学与工程, [S. l.], p. 41–45, 2025. DOI: 10.62836/gse.v2i2.335. Disponível em: https://cn.sgsci.org/gse/article/view/335.. Acesso em: 26 4月. 2025.