英文關鍵字
action
blast
bright
cast
casting
factory
fiery
fire
fires
flame
flow
founding
foundry
furnace
glow
heat
heavy
hell
hot
industrial
industry
intense
interior
iron
ladle
light
liquid
loading
manufacturing
melt
melting
metal
metallic
metallurgical
mill
mold
molten
openhearth
orange
plant
pour
power
red
refractory
smelting
sparkles
sparks
steel
tank