词汇	Sidaogou
释义	Sidaogou 四道沟¹⁰⁰
随便看	airspace organization airspace over the territory airspace paper core cable air space paper core cable air-space photographic interpretation airspace planning air space porosity airspace prohibited area airspace radar air space ratio air-space ratio airspace reservation air space reservation Airspace Reservation Coordination Office airspace reservation/restricted airspace airspace resource airspace restricted area airspace restriction airspaces air spaces air-spaces Airspace sector structure optimization air space sovereignty air-space sovereignty airspace stabilization