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
exhibition
equipment
spray
technology
cutting
drill
stainless
water
cool
macro
iron
combine
workshop
engineering
surface
cooling
coolant
heavy
process
accuracy