機器
燃やす
blade
business
closeup
cnc
construction
cut
cutter
danger
energy
engineering
factory
fire
flamable
flame
flammable
gas
head
heat
heavy
hightech
hot
ignite
industrial
industry
iron
job
laser
light
line
machinery
manufacturing
mechanical
mechanics
metal
metalwork
plasma
processing
production
repair
safety
scientific
spark
sparkle
steel
technology
tools
torch
work