英文關鍵字
automated
automation
closeup
cool
coolant
cooling
cut
cutting
detail
drill
engraving
equipment
factory
flood
fluid
head
industrial
jet
lathe
liquid
lubricant
lubrication
machine
machinery
manufacture
manufacturing
metal
metalworking
mill
milling
precision
processing
production
shaping
slowmotion
spatter
spindle
splash
spray
steel
surface
technology
tool
turning
water
work
workpiece