英文關鍵字
activity
closeup
cnc
detail
engineering
equipment
factory
green
heavy
industrial
industry
job
lathe
machine
machinery
machining
manufacturing
metal
metalwork
moving
old
part
process
production
shaft
steel
technology
tool
turning
work
英文關鍵字
activity
closeup
cnc
detail
engineering
equipment
factory
green
heavy
industrial
industry
job
lathe
machine
machinery
machining
manufacturing
metal
metalwork
moving
old
part
process
production
shaft
steel
technology
tool
turning
work