英文關鍵字
hydraulic
machine
heavy
metal
handiwork
hammer
processing
technology
work
fire
bloom
background
iron
melting
steel
metallurgical
manufacturing
process
resource
forging
factory
torch
furnace
equipment
cutting
flames
metallurgy
manufacture
product
heat
temperature
spark
fabric
billet
industry
industrial
production
professional
ironwork
anvil
craft
blacksmith
closeup
workshop
smith
skill
glowing
metalwork