機器
3d
abstract
automated
automobile
blueprint
business
cnc
construction
cut
cutter
detail
energy
engineering
equipment
factory
head
heavy
highperfomance
industrial
industry
lathe
line
machinery
machining
manufacture
manufacturing
mechanical
metalwork
metalworking
mill
milling
outline
plant
precision
process
processing
production
sketch
steel
tech
technology
tool
tooling
wireframe
work
workbench
workshop