单元: unit; unit element; cell; lo ...数字: figure; digit; numeral; char ...分组: divide into groups数据: data; record; information蜂窝数字分组数据: cdpd cellular digital packet data; cellular digital packet data数字分组数据网: cdpd分组数据单元: pdu packet data unit数字分组网: digtial packet network不分组数据: ungrouped data分组数据: group data; grouped data; integrated data分组数据网: cdpd; pdn packet data network; pdns未分组数据: ungrouped data分组数字检查: group digital check分组数据网络: packet data networks分组数据协议: pdpacket data protocol分组数据信道: packet data channel pdch; pdch packet data channel高速分组数据: hspd high-speed packet data优化分组数据: pdo packet data optimised重分组数据项: regrouping data item单元数据: cell data; udt unitdata; unit data逻辑链路控制分组数据单元: llc packet data unit分组数字终端设备: pdte packet digital terminal equipment数字分组交换机: dbx digital branch exchange单元数据服务: udts unitdata service加强单元数据: enhanced unit data xudt
