機器
abandon
abandoned
architecture
broken
building
construction
corrosion
creepy
dam
deserted
device
dirty
electric
empty
energy
factory
gate
gateway
gear
gearing
grunge
grungy
industrial
industry
iron
locks
machinery
mechanics
mechanism
metal
old
outside
power
retro
rust
rusty
sluice
sluices
splint
steel
supply
technology
texture
translation
transmission
urban
vintage