unity
機器
選択的
accuracy
apparatus
arrangement
circle
classic
close
cogwheel
connection
cooperation
electric
energy
engine
engineering
equipment
factory
focus
gear
group
industrial
industry
innovation
interlocked
iron
large
manufacturing
metal
motor
objects
of
part
power
precision
progress
reliability
retro
revival
shiny
steel
symbol
teamwork
technology
teeth
togetherness
transmission
turning
up
wheel
work