英文關鍵字
accuracy
accurate
assembly
automate
automatic
automation
background
bend
black
cut
engineer
engineering
equipment
factory
force
hard
hydraulic
industrial
industry
iron
large
machine
machinery
manufacture
manufacturing
mechanic
mechanical
metal
metallic
modern
mold
movement
moving
nobody
parts
plant
press
processing
produce
product
production
push
silver
slow
smart
technology
tools
work
workshop