機器
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background
bevel gearing
black and white
brown
cog
cogwheel
component
concept
conic
detail
direction
energy
engrenages
equipment
gear
gearing
gears
indication
industrial
industry
machine component
machinery
manufacturing
mechanic
mechanical
mechanical engineering
mechanics
mechanism
metal
objects
sign
spur
steel
texture
textured
toothing
up
wheel
wodden
wood