機器
angle
armature
billets
chalybeate
channel
cleans
details
disk
engineering
fabrication
ferriferous
ferrous
ferruginous
fittings
glandiform
glandular
gloves
grinder
grinding
gyre
hand
harvesting
iron
labor
make
manufacture
manufacturing
metal
metallic
metalline
metallurgical
metallurgy
pitting
polishing
production
reinforcement
rust
rusty
salvaging
spark
steel
steely
storage
utilization
welder
welding
works