英文關鍵字
background
brown
cutting
deforestation
environment
felling
firewood
forest
forestry
hardwood
heap
heavy
industry
legal
loading
log
logging
machine
machinery
manipulator
material
modern
nature
operation
operations
outdoor
outdoors
outside
pile
pine
press
problem
recovery
red
round
sawmill
stack
stacked
stock
stockpile
storage
timber
timbering
tree
truck
trunk
unloading
warehouse
winter
wood
wooden
work
workflow