例句與造句

1. Firstly , inttoduce and analysis the reservation random access protocol ( rra ) , which is fit to the data services . then the packet reservation multiple access ( prma ) protocol is introduced , which is fit to the integrated voice / data services
   首先介紹和分析了針對數(shù)據(jù)業(yè)務(wù)的預(yù)約隨機(jī)接入( rra ) ，然后介紹了支持話音和數(shù)據(jù)綜合業(yè)務(wù)的多址接入方法prma 。
2. It's difficult to find random access protocol in a sentence. 用random access protocol造句挺難的