英文關鍵字
lots
plastic
bottles
milk
red
caps
factory
moves
circle
closeup
automation
belt
beverage
business
cheese
clean
commercial
complicated
container
conveyor
dairy
drink
engineering
food
industrial
liquid
mechanical
mechanism
metal
pipe
plant
pouring
precision
process
produce
product
production
row
scroll
silver
stainless
steel
sterilized
storage
technology
transportation
water
wet
white
work