英文關鍵字
bark
black
board
brick
brown
bucket
business
cargo
claw
crane
equipment
forest
forestry
forklift
grab
hauling
hydraulic
industrial
industry
instrument
lift
load
loader
loading
log
logging
lorry
lumber
machine
machinery
mill
mover
moving
pile
pine
renewable
rig
sawmill
stack
stacked
timber
tractor
trailer
transport
transportation
tree
trees
truck
vehicle
wood