機器
arc
assembly
close up
connect
construction
craftsman
cutting
electric
equipment
erecting
factory
flame
flash
home conditions
industrial
industry
job
laborer
laser
light
man
manufacture
manufacturing
mask
metal
metal welding
naval
production
protection
repair
safety
skill
spark
sparks from welding
steel
technical
tool
trained
welded
welder
welders
welding
welding machine
work
work close up
work on the street
work with metal
worker
workplace
定額
welding of a metal framework, works take place on the street, the process of welding of metal is visible in a close-up. 2020の素材 [FY310160700614]
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