高速总线适配器
HSBA High Speed Bus Adapter
万能接口总线适配器
GPIBA General C Purpose Interface Bus Adapter
GPIBA General – Purpose Interface Bus Adapter
本地显示器适配器
LDA Local Display Adapter
国际私用租用电路
international private leased circuit
宽带租用线路网络
WBLLN WideBand Leased Line Network