英文關鍵字
lathe
turning
metal
machine
industrial
cutter
cut
steel
production
tool
cnc
milling
detail
mill
plant
automation
factory
industry
slowmotion
machining
automatic
processing
closeup
manufacturing
grey
mechanical
metalworking
cool
exhibition
coolant
stainless
equipment
process
iron
cooling
technology
combine
drill
accuracy
macro
cutting
spray
workshop
heavy
surface
engineering
water