英文關鍵字
burning
cast
casting
compression
construction
crush
equipment
factory
ferric
fire
firm
force
forging
foundry
fumes
furnace
heavy
hot
hydraulic
industrial
industry
iron
machine
machining
maintenance
manufacture
manufacturing
melting
metal
metallic
metallurgical
molten
monitoring
piston
pouring
power
press
processing
repair
service
sheet
smelter
smoke
sparks
stamping
technology
the
tool
warranty
work
working
workshop