【国外标准】 Use of satellite and terrestrial broadcast infrastructures for public warning, disaster mitigation and relief
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2025-10-22
- ITU-R BO.1774
- 现行
- 定价: 无文本
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暂无
标准号:
ITU-R BO.1774
标准名称:
Use of satellite and terrestrial broadcast infrastructures for public warning, disaster mitigation and relief
英文名称:
标准状态:
现行-
发布日期:
2018-04-01 -
实施日期:
出版语种:
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