national roaming 中文意思是什麼
national roaming
解釋
國內漫遊-
Westar global position center is the province online, the national monitoring and around more than 40 countries and regions roaming operations center of yunnan, the system can achieve network operator to be in a team, a unit, a region, a city, province, nation, can also operate independently, systems design capacity of motor vehicles 500, 000
威斯達全球衛星定位中心是全省聯網、全國監控及全國周邊40多個國家、地區漫遊的雲南運營中心，該系統可在一個車隊、一個單位、一個地區、一座城市、全省、全國范圍內實現組網運營，也可獨立運營，系統設計機動車容量50萬輛。
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