機器
agricultural
agriculture
agronomy
background
blade
combine
component
crop
cultivation
cultivator
cutting
detail
disk
equipment
exhibition
farm
farming
grain
growth
harvest
harvester
harvesting
heavy
industrial
industry
job
machinery
metal
modern
part
plough
plow
plowing
produce
reaper
reaping
rural
sower
sowing
steel
stem
straw
technology
tractor
vehicle
wheel
work
yellow