英文關鍵字
accidents
beams
board
carpenter
carving
chain
chainsaw
cut
cutting
detail
equipment
factory
firewood
forest
forestry
grind
hand
hardwood
helmet
human
industrial
industry
isolated
job
joiner
laborer
log
logger
lumber
lumberjack
lumberman
machine
natural
occupation
outdoors
pine
process
protective
safety
saw
sawdust
sawing
texture
timber
tool
tree
wood
wooden
work
worker