英文關鍵字
air
array
artificial
cannon
circular
cold
compressor
forest
jet
machine
making
mountain
nozzles
outdoor
powder
pressure
resort
ski
snow
speed
sports
spraying
temperature
water
winter
英文關鍵字
air
array
artificial
cannon
circular
cold
compressor
forest
jet
machine
making
mountain
nozzles
outdoor
powder
pressure
resort
ski
snow
speed
sports
spraying
temperature
water
winter