機器
3d
3d render
abstract
automated
automation
border
business
clock
clockworks
cog
cogwheel
complexity
concept
connection
contrast
cooperation
copy space
curve
element
engineering
equipment
gear
gold
industrial
industry
innovation
machine part
machinery
mechanical
mechanism
metal
metallic
motion
operation
planning
progress
repair
setting
shiny
steel
strategy
symbol
teamwork
technical
technology
tool
wheel
work
workflow