機器
automated
blade
board
carpenter
carpenter39
carpenters shop
carpentry
circle
circular
closeup
construction
craft
cut
cutting
dangerous
electric
engineering
equipment
factory
furniture
hand
industrial
industry
machinery
man
manufacturing
mechanic
metal
plank
plant
precision
process
production
professional
rotate
rotating
rotation
s shop
safety
saw
sawing
sharp
steel
table
technology
tool
turning
wood
work
worker
working