manual telephone system
相关英语词汇推荐
- image compression and coding
- talkaround
- system controller
- microphone effect of variable capacitor
- base station area
- service provisioning
- direct call
- end user
- decision instant of digital signal
- code synchronization
- threshold of flicker iritability
- pulse decay time
- Harmonic content
- acceptable quality level(AQL)
- connect signal
- digital distribution frame
- code conversion
- compander
- digital selective calling system
- generalized tamed frequency modulation (GTFM)