英文關鍵字
bars
beams
board
carpenter
chainsaw
closeup
cut
equipment
factory
forest
hardwood
industrial
industry
inside
interior
log
logs
lumber
machinery
mill
nature
pile
pine
plank
plant
process
processing
production
products
resource
saw
sawdust
sawing
sawmill
stack
storage
timber
tool
tree
trunk
wood
wooden
woodwork
work