无中心多信道选址移动通信系统设备通用规范
General specification for land mobile communication system equipment using multi-channel access techniques without a central controller
1995-12-21
GB/T 11318.4-1996
电视和声音信号的电缆分配系统设备与部件 第4部分:频道处理器通用规范
Equipments and components used in cabled distribution systems primarily intended for television and sound signals--Part 4:Generic specifications for channel processor