英文關鍵字
action
blastfurnace
blue
bright
burning
busy
carriages
cast
casting
conditions
construction
craftsman
craftsperson
dark
effort
electrodes
engineering
equipment
eyewear
fabricator
factory
fire
flame
flowing
founder
foundry
fumes
furnace
gloves
glow
glowing
hard
heat
heavy
helmet
hot
industrial
industry
interior
iron
leaking
lifestyle
light
liquid