常用通訊詞匯英中對照表P

P
    Packet Switching 分封交換
    Pager 呼叫器
    PIN 個(gè)人識(shí)別號(hào)碼
    Pair Gain 　
    PCS Phone 個(gè)人通訊話機(jī)
    Personal Access Communications System(PACS) 個(gè)人進(jìn)接通訊系統(tǒng)
    Personal Communication Service(PCS) 個(gè)人隨身通訊服務(wù)
    Personal Digital Assistant(PDA) 個(gè)人數(shù)字助理
    Personal Handy Phone System(PHS) 日本數(shù)字式無線電話系統(tǒng)
    Subscriber Indentity Module(SIM) 用戶身份模組
    Plesiochronous Digital Hierarchy(PDH) 準(zhǔn)同步數(shù)字架構(gòu)
    Private Branch Exchange(PBX) 企業(yè)用戶專用交換機(jī)