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weld penetration
el. 焊接熔深
el.mach. 熔深焊接
met. 焊缝熔焊; 焊缝焊透
oil 焊透深度
railw. 熔深
tech. 焊接穿透度; 焊缝熔深; 焊穿; 浸透; 焊接深度; 贯穿
weld penetration: 14 phrases in 6 subjects
Electronics1
Hydroelectric power stations1
Metallurgy5
Nuclear and fusion power1
Oil / petroleum3
Technology3