管道自由口连头自动焊接工艺
刘晓文, 梁明明, 李永春, 牛连山, 李阳, 姜艳朋
Automatic welding process of pipeline shifting tie-in
Liu Xiaowen, Liang Mingming, Li Yongchun, Niu Lianshan, Li Yang, Jiang Yanpeng
焊接 . 2023, (6): 58 -64 .  DOI: 10.12073/j.hj.20220406001