機器
auto
automobile
automotive
bay
block
car
care
clean
detail
details
diesel
drive
electric
energy
engine
engineering
fix
fuel
gas
gear
hose
industrial
industry
inside
internal
iron
manufacturing
mechanic
mechanical
metal
metallic
modern
motor
new
oil
part
power
powerful
repair
service
shiny
steel
technology
transportation
under
valve
vehicle