例句與造句

1. 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
   由于不同類(lèi)型的業(yè)務(wù)具有不同的業(yè)務(wù)特性和服務(wù)質(zhì)量（ qos ）需求，這就要求atm網(wǎng)絡(luò)能夠提供相應(yīng)的機(jī)制以便在高效地提高資源利用率的同時(shí)確保不同類(lèi)型業(yè)務(wù)的qos ，而連接允許控制（ cac ）則是其中一種十分重要的機(jī)制。
2. It's difficult to find connection admission control (cac) in a sentence. 用connection admission control (cac)造句挺難的