英文關鍵字
blade
buzz
chloride
circular
construction
control
conveyer
cut
detail
door
doubleglass
equipment
factory
frame
glass
glazier
glazing
hardware
industrial
industry
line
machine
macro
manufacture
manufacturing
measure
mechanic
nobody
packet
plastic
polyvinyl
precision
production
profile
protection
pvc
quality
saw
sharp
silver
steel
technician
technology
tool
water
work
workshop