英文關鍵字
billet
brown
burn
cherry
chips
chopped
circle
close
cut
dry
environment
felling
firewood
folded
for
forest
forestry
fuel
hardwoods
heat
log
logs
lumber
material
nature
oak
old
piece
pile
pine
prepared
rural
sawmill
sawn
shavings
stump
the
tree
trees
untreated
wall
warehouse
wood
wooden
woodpile