英文關鍵字
agricultural
agriculture
autumn
bio
biogas
chopper
combine
copter
corn
cornfield
crop
cut
day
drone
environment
farm
field
flycam
foliage
forage
harvest
harvester
landscape
machinery
maize
modern
pour
powerful
quadrocopter
rural
russia
silage
silo
stem
sunny
trailer
transport
truck
tyumen
upper
view
warm
yield