機器
accuracy
burning
cnc
control
copper
copy
cut
cutting
die
discharge
edm
electrical
electrode
engineering
equipment
erosion
factory
forming
graphite
heat
industrial
industry
innovation
machinery
machining
manufacture
manufacturing
mechanical
metal
metallic
metalwork
mold
oil
part
pattern
precise
precision
process
processing
production
setting
spark
steel
technical
technology
tool
wire
working
workpiece