英文關鍵字
action
actions
blast
bright
burning
burningout
cast
casting
coal
color
danger
equipment
factory
fire
flame
founding
foundry
fuel
furnace
glowing
heat
heavy
hot
industrial
industry
iron
ladle
line
liquid
manufacture
manufacturing
melting
metal
metallic
metallurgical
metallurgy
mill
plant
pouring
power
production
red
redhot
room
smelting
steel
technology
work
worker
workshop