機器
agriculture
animal
asian
automatic
bovine
brown
bucket
business
cattle
commercial
cow
cultivation
cup
daily
dairy cow
drink
electric
equipment
facility
factory
farm
farming
food
grade
hose
industry
mammal
milk
milk cow
milker
milking
operated
pail
pipe
portable
process
production
pump
ranch
stainless
steel
system
teat
technology
udder
vacuum
water
white
working