機器
accuracy
auto
automation
automobile
automotive
cam
carbide
chain
closeup
cnc
cylindrical
drill
drive
edge
engineering
factory
gear
gearbox
gears
industrial
industry
iron
machinery
machining
manufacture
manufacturing
master
mechanical
metal
metalwork
mill
milling
mold
mwtalworking
oil
piece
precision
process
processing
production
quality
shaft
shaper
spline
steel
technology
tool
tooling
working