英文關鍵字
assembly
automated
bending
blank
construction
cutting
detail
device
element
engineer
equipment
factory
folding
gear
guillotine
hydraulic
industrial
industry
instrument
laborer
machine
machining
macro
manufacture
manufacturing
matrix
metal
nobody
operation
operative
part
piece
press
pressure
processing
production
punching
repairman
serviceman
shears
sheet
stamper
stamping
technical
technology
tool
tubes
work
worker
workshop