英文關鍵字
angle
bend
bending
blank
brake
certain
employee
equipment
factory
form
guillotining
holding
industrial
industry
machine
machinery
machining
manufacture
manufacturing
material
measurement
mechanic
mechanical
metal
metalworker
metalworking
modern
operator
part
plant
press
pressure
processing
product
production
professional
pushing
quality
sheet
stainless
stamping
steel
technology
worker
working
workman
workshop