英文關鍵字
action
bending
billets
blank
closeup
detail
enterprise
equipment
factory
forming
halffinished
hydraulic
industrial
industry
iron
machine
machinery
manufacture
manufacturing
metal
metallic
metalworking
moving
perforating
plant
plate
press
process
product
production
punching
sheet
stamping
steel
surface
technology
tool
unit
working
workshop