英文關鍵字
aluminum
baking
conveyor
factory
film
foil
food
household
hygiene
making
manufacture
mechanism
metallic
plant
polyethylene
polythene
production
reel
roll
up
works
workshop
wound
英文關鍵字
aluminum
baking
conveyor
factory
film
foil
food
household
hygiene
making
manufacture
mechanism
metallic
plant
polyethylene
polythene
production
reel
roll
up
works
workshop
wound