作废 YD/T 5089-2000
数字同步网工程设计规范 数字同步网工程设计规范 Specification of Engineering Design for Digital Synchronization Network
发布日期:2000-07-13
实施日期:2000-10-01
分类信息
标准简介
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工程设计同步数字

最后更新时间 2025-08-30