发布时间:2024-05-27 17:49:26 - 更新时间:2024年06月29日 15:22
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Verticality inspection of broadcast communication towers and masts
Technical regulations for safety inspection of radio and television communication towers
Code for design of civil building communication and cable broadcasting and television infrastructure
Code for design of civil building communication and cable broadcasting and television infrastructure
Code for acceptance of quality of steel tower and mast of radio television mirowave communication
Degital television broadcasting. Planning of digital television broadcasting terrestrial networks. Technical basis
System for digital broadcasting DRM in the broadcasting bands below 30 MHz. Technical bases
Degital television broadcasting. Planning of digital television broadcasting terrestrial networks. Technical basis
The text of this Recommendation is identical to the text of Recommendation ITU-R BT.1895
Protection criteria for terrestrial broadcasting systems
The text of this Recommendation is identical to the text of Recommendation ITU-R BT.1895
Protection criteria for terrestrial broadcasting systems
The text of this Recommendation is identical to the text of Recommendation ITU-R BT.1895
Protection criteria for terrestrial broadcasting systems
本标准作为信息通信行业首部通信基础设施共享电力杆塔建设标准,依据《35kV及以上线路工程与线通信共享杆塔设计及安装技术导则》(国家电网发布基建技术(2019)52号文),旨在提高各类通信基础设施共享电力
Standard for construction of communication infrastructure shared with power transmission tower
Steel radio towers and masts
Electronic signals. Broadcast base station information
Technical conditions for the manufacture of radio and television steel masts
Verticality inspection of broadcast communication towers and masts
Technical regulations for safety inspection of radio and television communication towers
Code for design of civil building communication and cable broadcasting and television infrastructure
Code for design of civil building communication and cable broadcasting and television infrastructure
Code for acceptance of quality of steel tower and mast of radio television mirowave communication
Degital television broadcasting. Planning of digital television broadcasting terrestrial networks. Technical basis
System for digital broadcasting DRM in the broadcasting bands below 30 MHz. Technical bases
Degital television broadcasting. Planning of digital television broadcasting terrestrial networks. Technical basis
The text of this Recommendation is identical to the text of Recommendation ITU-R BT.1895
Protection criteria for terrestrial broadcasting systems
The text of this Recommendation is identical to the text of Recommendation ITU-R BT.1895
Protection criteria for terrestrial broadcasting systems
The text of this Recommendation is identical to the text of Recommendation ITU-R BT.1895
Protection criteria for terrestrial broadcasting systems
本标准作为信息通信行业首部通信基础设施共享电力杆塔建设标准,依据《35kV及以上线路工程与线通信共享杆塔设计及安装技术导则》(国家电网发布基建技术(2019)52号文),旨在提高各类通信基础设施共享电力
Standard for construction of communication infrastructure shared with power transmission tower
Steel radio towers and masts
Electronic signals. Broadcast base station information
Technical conditions for the manufacture of radio and television steel masts