英文關鍵字
agriculture
asia
asian
automatic
background
business
car
closeup
control
crop
culture
design
engineering
equipment
factory
farm
field
food
grain
healthy
industry
light
machine
machinery
metal
mill
milling
modern
natural
nature
old
organic
paddy
pipe
plant
power
process
production
quality
rice
seed
stainless
steel
technical
technology
thailand
traditional
white
wooden
work