機器
activity
alloy
background
brightly
cast
casting
copy space
cup
dump
dust
eco
ecology
electrometallurgy
environment
equipment
factory
fe
ferroalloy
ferrous
flaming
flow
foundry
generation
glow
glowing
heat
heavy
hot
industrial
industry
inferno
iron
ladle
liquid
manufacturing
melt
metal
metallurgy
molten
orange
plant
pollution
pouring
production
slag
smelting
steam
steel
stream
technology
transportation
vapor
vat
work