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【国外标准】 Logic procedures for interworking of signalling system No. 5 to No. 6
本网站 发布时间：
2025-06-10
- ITU-T Q.642
- 现行
- 定价：
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标准简介适用范围：
暂无
标准号：
ITU-T Q.642
标准名称：
Logic procedures for interworking of signalling system No. 5 to No. 6
英文名称：
标准状态：
现行-
发布日期：
2025-11-01 -
实施日期：
出版语种：
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