英文關鍵字
background
billet
detail
forging
heavy
hot
industrial
ireland
irish
iron
manufacturing
metal
object
processing
product
production
red
safety
smelting
steam
steel
temperature
workplace
workshop
英文關鍵字
background
billet
detail
forging
heavy
hot
industrial
ireland
irish
iron
manufacturing
metal
object
processing
product
production
red
safety
smelting
steam
steel
temperature
workplace
workshop