welding metal and wood by electrode with bright electric arc
Schlüsselwörter
arc,
construction,
craftsman,
engineering,
fabrication,
factory,
flash,
industrial,
industry,
iron,
labor,
labourer,
light,
man,
manufacture,
manufacturing,
mask,
metal,
metalwork,
metalworking,
pillar,
protection,
repair,
safety,
skill,
skilled,
spark,
steel,
technical,
technology,
weld,
welder,
welding,
work,
men at work
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