英文關鍵字
accuracy
brass
cnc
coolant
cooling
cut
discharge
drip
edm
electrical
electricity
electrode
equipment
eroding
erosion
factory
fluid
heat
industry
machine
manufacturing
mechanical
metal
metalwork
metalworking
mold
part
power
precise
precision
process
product
production
spark
sparkle
steel
surface
technology
tool
tungsten
water
wire
wirecut
workpiece