機器
auto
automobile
automotive
bay
belt
blade
car
chain
compression
cooling
device
diesel
efficient
electric
engine
engineering
fan
fuel
futuristic
gear
grill
heart
hybrid
hydrogen
industrial
iron
manufacturing
mechanic
mechanical
metal
metallic
motor
motorized
part
power
prototype
radiator
repair
rotary
shiny
steel
system
technology
transfer
transmission
transport
transportation
vehicle
wheel