connection admission control (cac)造句

Different service has its own traffic characteristics and differentiated quality of service ( qos ) requirement . so it is necessary to study traffic control mechanisms enabling the network to meet various qos constraints defined for different services while achieving high resource utilization , in which connection admission control ( cac ) plays an important role
由于不同类型的业务具有不同的业务特性和服务质量（ qos ）需求，这就要求atm网络能够提供相应的机制以便在高效地提高资源利用率的同时确保不同类型业务的qos ，而连接允许控制（ cac ）则是其中一种十分重要的机制。
It's difficult to find connection admission control (cac) in a sentence. 用connection admission control (cac)造句挺难的