basic communication protocol
BCAM Basic Communication Access Method
BCS Basic Communication Support
basic communication access method
common communication services
convergent communication services
electric power communication services
Fire Services Communication Centre
Personal Communication Services
Power Communication Services
Netcom On-line Communication Services
postal communication services
Basic and applied basic research
basic and intermediate--basic rock
Basic Law of the Hong Kong Special Administrative Region of the People‘s Republic of China [Basic Law]
Visual Basic Visual Basic