英文關鍵字
alloys
belt
blast
burningout
casting
circle
current
donbass
dusk
electric
factory
fire
flow
form
framework
furnace
heat
helmet
hot
industrial
industry
ingot
iron
ladle
manufacturing
metal
metallurgical
metallurgist
metallurgy
plant
power
production
profession
red
refractory
room
scrap
smoke
sparks
spatter
steel
steelmaker
technological
technology
work
worker
workers
workshop