英文關鍵字
around
assembly
automated
automation
belt
black
bottles
caps
collected
container
conveyor
empty
engine
environment
equipment
factory
filled
filling
gas
grey
industrial
industry
inspection
lines
liquid
machine
manufacture
mechanical
modern
nobody
object
oil
people
pipelines
placed
plant
plastic
process
product
production
ready
rows
system
technology
territory
transportation
work
working