垃圾场煤气发动机简图
landfill engine schematic
城市垃圾场
municipal refuse disposal area
垃圾场
Landfill site
rubbish treatment factory
dumping site
tipping site
waste dump
landfill
dump
dump site
Rubbish ground
refuse dump
rubbish places
六里屯垃圾场
Liulitun waste sanitary landfill
富氧煤气气化炉
oxygen-rich gas vaporization furnace