英文關鍵字
actions
blast
bright
burning
casting
container
danger
equipment
factory
fire
foundry
fumes
furnace
glowing
hearth
heat
heavy
hot
indoor
industrial
industry
iron
ironworks
ladle
liquid
manual
melting
metal
metallic
metallurgical
metallurgy
mill
molten
plant
pouring
power
process
production
red
redhot
shop
slowmotion
smeltery
spark
steel
tank
technology
work
worker
working
yellow