英文關鍵字
abandoned
ancient
backward
blue
boston
broken
brown
building
bulky
cement
closeup
corrosion
deserted
engineering
equipment
erosion
facilities
green
heavy
history
huge
industrial
ivy
kiln
life
machinery
metal
mixing
openair
outside
oxidation
package
parts
plant
plants
primitive
roller
rotary
rust
sky
spin
steel
stirring
tangshan
technical
technician
the
vicissitudes
weathering
yard