英文關鍵字
factory
industrial
lifting
magnet
timelapse
hyperlapse
magnetic
magnets
manufacturing
metal
plant
processing
production
work
worker
floor
industry
lifter
machine
metalwork
metalworking
permanent
plate
process
sheet
workshop
cargo
device
electricrated
shop
enginery
products
machinery
technical
equipment
electromagnet
pay
hardware
machines
plasma
large
blasting
machineshop
hall
handling
manual
steely
operating
beam