機器
aluminum
アルミニウム
3d rendering
aero engine
aeroplane
air
aircraft
airline
airplane
airport
aviation
background
blade
detail
energy
engine
engineering
equipment
fan
flight
fly
industry
jet
machinery
material
mechanic
mechanical
metal
metallic
motor
part
plane
power
powerful
propeller
repair
rotor
sky
speed
spiral
steel
takeoff
technology
transport
transportation
travel
turbine
turbo