
【国外标准】 Circuit-mode bearer service categories : Circuit-mode 384 kbit/s unrestricted, 8 kHz structured bearer service
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2025-06-10
- ITU-T I.231.6
- 现行
- 定价:
- 在线阅读
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适用范围:
暂无
标准号:
ITU-T I.231.6
标准名称:
Circuit-mode bearer service categories : Circuit-mode 384 kbit/s unrestricted, 8 kHz structured bearer service
英文名称:
标准状态:
现行-
发布日期:
2019-07-01 -
实施日期:
出版语种:
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