protocolsn.外交礼仪；草案；协议；规章制度（名词protocol的复数形式）protocoln.外交礼仪；草案；协议；规章制度；【医】记录；科学实验报告protocol infrastructure协议架构protocol recommendation协议建议书protocol conversion box[计] 协议转换箱protocol discrimination协议辨别protocol state analysis协议状态分析protocol identification协议识别protocol implementation协议执行过程protocol stack software协议栈软件protocol-oriented data面向协议的数据Protocol Characteristics协议特征