英文關鍵字
baking
blast
bright
building
business
casting
environment
equipment
factory
fire
flame
flash
foundry
framework
furnace
glowing
heat
heavy
high
hot
incandescent
industrial
industry
interior
iron
ironmaking
light
line
liquid
machinery
manufacturing
melting
metal
metallurgical
metallurgy
molten
plant
power
production
risk
security
site
smelting
splash
steel
steelworks
taphole
technology
temperature
work