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Application scenarios: used in combat command, command drills, etc.
Application places: 1. Rail transit monitoring and dispatching institutions; 2. Comprehensive produc…
Application places: public security joint command post, investigation command post of the procurator…
Application places: public security joint command post, investigation office of the procuratorate, e…
Application places: government and enterprises, military, communications, airports, highways, public…
Application places: large conference halls in schools, multi-functional lecture halls, exhibition ha…