英文關鍵字
aluminum
automated
belt
building
business
commercial
conveyor
department
detail
distribution
equipment
factory
frame
indoor
industrial
industry
interior
iron
line
machine
machinery
machining
made
manufacture
manufacturing
metal
metallic
metallurgy
modern
motion
nobody
operating
out
perspective
plant
process
processing
producing
production
profile
pvc
row
steel
storage
storehouse
system
technology
transportation
warehouse
window
windows
workplace
workshop