英文關鍵字
blast
blastfurnace
bright
casting
factory
fire
foundry
furnace
heat
heavy
hot
industrial
industry
iron
liquid
manufacturing
melting
metal
metallurgical
metallurgy
plant
pouring
production
red
smelting
sparks
steel
whitehot
英文關鍵字
blast
blastfurnace
bright
casting
factory
fire
foundry
furnace
heat
heavy
hot
industrial
industry
iron
liquid
manufacturing
melting
metal
metallurgical
metallurgy
plant
pouring
production
red
smelting
sparks
steel
whitehot