機器
acceleration
air
aluminum
blades
conditioning
construction
cool
cooler
cooling
craftsmanship
detail
electric
electrical
energy
engine
engineering
equipment
exhaust
factory
fan
flight
gear
industrial
industry
inlet
intake
loop
machinery
mechanical
metal
motor
power
propeller
propulsion
pump
reticulation
revolving
rotation
rotor
science
spin
steel
technology
thrust
turbine
vent
ventilation
ventilator
wind