英文關鍵字
black
blast
bright
burning
casting
construction
department
equipment
extraction
factory
ferrous
fire
flame
flow
founding
foundry
framework
furnace
glowing
heat
heavy
hot
industrial
industry
iron
light
liquid
manufacturing
melting
metal
metallurgical
metallurgy
metalworking
molten
plant
pot
power
production
release
room
shop
smelting
smoke
spangle
sparkles
steel
technology
unit
work
workshop