这些标准应用于内部系统和外部实体(比如美国食品与药品安全管理局)之间的通信。
These standards apply to communication between internal systems and external entities, such as the U.S. Food and Drug Administration.
以上大部分应用程序都以虚拟礼宾部的形式运作，通过它们，客户可以与酒店或旅游局取得联系、确认房间预订以及获得相关服务信息。
Many of the apps act as virtual concierges, allowing customers to interact with the hotel or Tourist Board, secure bookings and reservations and obtain information about services.
为了促进RBAC的研究和应用，美国国家技术与标准局提出了RBAC建议标准。
To accelerate the research and application of RBAC, NIST in USA has proposed a standard for it.
应用推荐