英文關鍵字
just
made
pet
bottles
quickly
move
cooling
factory
automated
automatic
automation
belt
bottling
business
cap
capping
caps
chemical
container
conveyor
empty
environment
equipment
fill
indoor
industrial
industry
inside
labor
lids
line
machine
machinery
manufacture
manufacturing
material
nobody
nopeople
placing
plant
plastic
production
productivity
repetition
rows
technology
traveling
warm
work
workpiece