機器
automated
automation
bag
business
chemical
chemistry
control
conveyor
equipment
factory
film
granule
indoor
industrial
industry
line
machinery
manufacture
manufacturing
material
modern
motion
package
packaging
pellet
plant
plastic
plastic bag
pollution
polyethylene
press
process
processing
product
production
recycling
reuse
roll
roller
storage
stretch
tape
technology
tool
wrapping