| 1. | Etsi european telecommunications standards institute
欧洲电讯标准协会 |
| 2. | Equipment engineering - european telecommunication standard for equipment practice - part 1 : introduction and terminology ; english version ets 300119 - 1 : 1994
设备工程.设备应用的欧洲电讯标准.第1部分.引言和术 |
| 3. | Equipment engineering - european telecommunication standard for equipment practice - part 2 : engineering requirements for racks and cabinets ; english version ets 300119 - 2 : 1994
设备工程.设备应用的欧洲电讯标准.第2部分:支架和电 |
| 4. | Equipment engineering - european telecommunication standard for equipment practice - part 3 : engineering requirements for miscellaneous racks and cabinets ; english version ets 300119 - 3 : 1994
设备工程.设备应用的欧洲电讯标准.第3部分:各种支架 |
| 5. | Equipment engineering - european telecommunication standard for equipment practice - part 4 : engineering requirements for subracks in miscellaneous racks and cabinets ; english version ets 300119 - 4 : 1994
设备工程.设备应用的欧洲电讯标准.第4部分:各种支架 |
| 6. | It is based on the terrestrial trunked radio tetra standard , which is an open , digital professional radio technology for public security defined by the european telecommunications standard institute etsi
系统根据地面集群无线电标准terrestrial trunked radio tetra而设计。这标准是一套针对公共安全的开放式专业数码无线电通讯技术，由欧洲电讯标准学会订定。 |
