YD/T 4167.1-2022
5G Mobile NetworK Packet Data Service Charging System Charging Performance Technical Requirements and Test Methods Part 1: NSA Architecture 5G移动网分组数据业务计费系统计费性能技术要求和测试方法 第1部分:NSA架构 |
YD/T 4148-2022
Unified IMS networK (second stage) and CDMA network short message signaling interworking test method 统一IMS网络(第二阶段)与CDMA网络短消息信令互通测试方法 |
TB/T 3579-2022
Ballastless tracK track slab CRTS Ⅲ type slab ballastless track 无砟轨道轨道板 CRTS Ⅲ型板式无砟轨道 |
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