英文關鍵字
automation
band
bar
bench
blade
company
control
cut
detail
device
electric
engine
engineering
equipment
fabric
facilities
factory
heavy
industrial
industry
installation
iron
machine
manufacture
manufacturing
mechanical
metal
metalworking
operator
pipe
plant
power
pressure
processing
production
roll
shiny
skill
steel
strip
tablesaw
tech
technical
technology
tool
utility
welding
work
worker
workshop