电话系统 [通信] telephone system ; phone system ; MLTS ; Personal Handyphone System

移动电话系统 Mobile Telephone Service ; Mobile Telephone System ; Advanced Mobile Phone System ; MTS MobileTelephoneSystem

个人手持式电话系统 Personal Handy-phone System ; PHS

指控制电话系统的过程 phreaking

自动电话系统 [通信] dial telephone system ; [通信] automatic telephone system ; autotelephone system ; normal telephone system

高级移动电话系统 Advanced Mobile Phone System ; AMPS ; Advanced Mobile Telephone System ; Advanced Mobile Phone System Service

人工电话系统 [通信] manual telephone system ; telephone manual ; telephone system manual

按键电话系统 Key Telephone System ; KTS

无绳电话系统 cordless telephone system ; PHS ; Cordless Telephone ; Wireless UrbanTelephone System

泛欧数字无绳电话系统 digital European cordless telephone