英文關鍵字
turning
milling
tool
metal
cnc
machining
machine
industry
detail
workshop
factory
plant
manufacture
iron
steel
lathe
moulding
metalworking
engraving
manufacturing
metalwork
processing
mold
cutting
cutter
tools
industrial
technology
production
equipment
cut
shavings
part
working
mill
slow
close
motion
up
macro
engineering
precision
work
mechanical
machinery
automated
modern
process
material
heavy
power