英文關鍵字
angle
incline
angular
machine
milling
die
tool
chamfer
mill
plunge
plant
workshop
metalworking
machining
processing
tooling
cut
manufacture
metal
machinery
production
manufacturing
industry
industrial
technology
cutting
fabrication
process
mold
shop
parts
factory
equipment
work
manufacturer
floor
iron
metalwork
cutter
mechanic
objects
professional
steel
boring
fabricate
tools
working
concept