英文關鍵字
bark
block
board
boards
carpentry
circle
construction
drying
electric
equipment
factory
forest
forestry
housing
industrial
industry
level
lines
log
logging
lumber
machine
machinery
manufacturing
material
plank
plant
process
processing
production
rotary
rough
rural
safe
sawmill
sawn
shipping
softwood
stacked
technology
timber
tool
transport
tree
truck
trunk
wood
wooden
work