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longitudinal welding
oil 对焊; 纵向焊接
tech. 焊接; 纵缝焊接
longitudinal weld
archit. 纵向焊缝
el. 纵向焊接
met. 纵焊; 纵焊缝
tech. ; ; 立焊
longitudinal welding
: 17 phrases in 5 subjects
Bridge construction2
Metallurgy2
Oil / petroleum4
Steel production1
Technology8