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  • ETSI TS 122 115/1-2018Digital Cellular Telecommunications System (Phase 2+) (Gsm); Universal Mobile Telecomm...2023-04-21
  • ETSI TS 131 130-2019Digital Cellular Telecommunications System (Phase 2+) (Gsm); Universal Mobile Telecommun...2023-04-21
  • IEC 61158-4-14-2014工業(yè)通信網(wǎng)絡(luò )--現場(chǎng)總線(xiàn)規范--第4-14部分：數據鏈路層協(xié)議規范--類(lèi)型14要素Industrial communicat...2023-04-21
  • ETSI TS 125 484-2017Universal Mobile Telecommunications System (UMTS);Automatic Neighbour Relation (ANR) for...2023-04-21
  • ETSI TS 128 527-2020Lte; Telecommunication Management; Life Cycle Management (Lcm) For Mobile Networks That ...2023-04-21
  • ETSI TS 129 011-2020Digital Cellular Telecommunications System (Phase 2+) (Gsm); Universal Mobile Telecommun...2023-04-21
  • ETSI TS 124 216-2017Universal Mobile Telecommunications System (Umts); Lte; Communication Continuity Managem...2023-04-21
  • ETSI TS 137 141/1-2018Digital Cellular Telecommunications System (Phase 2+) (Gsm); Universal Mobile Telecomm...2023-04-21
  • ETSI TS 129 231-2018Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommun...2023-04-20
  • GB/Z 41287.1-2022通信用建筑物引入光纜 第1部分：管道和直埋用引入光纜Optical fibre telecommunication cable for u...2023-04-20
  • ETSI TS 133 108/5-2018Universal Mobile Telecommunications System (Umts); Lte; Digital Cellular Telecommunica...2023-04-20
  • BS EN 61158-5-5-2014工業(yè)通訊網(wǎng)絡(luò ) 現場(chǎng)總線(xiàn)規范 應用層服務(wù)定義 5型元件Industrial communication networks. Field...2023-04-20
  • ETSI TS 132 571-2020Universal Mobile Telecommunications System (Umts); Lte; Telecommunication Management; Ho...2023-04-20
  • ETSI TR 143 902-2020Digital Cellular Telecommunications System (Phase 2+) (Gsm); Enhanced Generic Access Net...2023-04-20
  • ETSI TS 137 104/2-2017Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecomm...2023-04-20
  • GB/T 37289-2019基于LTE技術(shù)的寬帶集群通信(B-TrunC)系統 接口技術(shù)要求(第一階段) 終端到集群核心網(wǎng)接口LTE based B...2023-04-20
  • ETSI TS 124 229/2-2020Digital Cellular Telecommunications System (Phase 2+) (Gsm); Universal Mobile Telecomm...2023-04-20
  • ETSI TS 129 139-2013Universal Mobile Telecommunications System (Umts); Lte; 3Gpp System - Fixed Broadband Ac...2023-04-19
  • EN 62949-2017 Particular safety requirements for equipment to be connected to information and communication ...2023-04-19
  • ETSI TS 129 229/2-2017Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecomm...2023-04-19
  • ETSI TS 123 007-2020Digital Cellular Telecommunications System (Phase 2+) (Gsm); Universal Mobile Telecommun...2023-04-19
  • ETSI TS 123 012-2013Digital Cellular Telecommunications System (Phase 2+); Universal Mobile Telecommunicatio...2023-04-19
  • DIN EN 301025-2017VHF radiotelephone equipment for general communications and associated equipment for Class...2023-04-19
  • ETSI TS 125 211-2017Universal Mobile Telecommunications System (UMTS);Physical channels and mapping of trans...2023-04-19
  • ETSI TS 132 591-2016Lte;Telecommunication Management;Home Enhanced Node B (Henb) Operations,Administration,M...2023-04-19
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