機器
air
building
carbon
concept
construction
craftsman
danger
engineering
equipment
experience
factory
fire
foreman
gloves
gouging
helmet
industrial
industry
inspection
inspector
iron
job
maintenance
man
manual
manufacturing
mask
metal
occupation
people
power
process
production
professional
protection
quality
repair
safety
skill
spark
steel
structure
technical
tool
uniform
welder
welding
work
worker
定額
Welder is gouging repair defect of welding with Air carbon arc gouging machine and dressed properly with personal protective equipment(PPE) for safety, at industrial factory.の素材 [FY310163441612]
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