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- What's more, it is planned to continue the reinforcement and perfection of regional trunk network and provincial network. 還將繼續加強和完善區域主干電網(wǎng)架和各省網(wǎng)架建設。
- TETRA is a global digital trunk standard,its technology and market is growing rapidly. TETRA作為全球性數字集群標準,其技術(shù)和市場(chǎng)都在迅速發(fā)展。
- A good main trunk network planning is an important basis for sustainable development of Foshan city, this paper studies the planning and designing of main trunk network of Foshan city, and an envision of structure main trunk network is put forward. 分析佛山市的城市化水平及公路的發(fā)展情況,結合佛山市社會(huì )經(jīng)濟的特點(diǎn),對佛山市干線(xiàn)公路網(wǎng)的規劃設計進(jìn)行研究,并提出了構建干線(xiàn)公路網(wǎng)的設想與干線(xiàn)公路網(wǎng)建設的籌資方式。
- The company has become a digital trunking operator total commercial telecommunications network operators. 公司已成為國內一家經(jīng)營(yíng)數字集群商業(yè)共網(wǎng)的電信運營(yíng)商。
- Two-way HFC network design was divided into two parts: fiber trunk networks and current feed coax networks design, passive coax networks design. 雙向HFC網(wǎng)絡(luò )的設計分為兩大部分:光纖干線(xiàn)網(wǎng)與有源同軸分配網(wǎng)設計,無(wú)源同軸分配網(wǎng)設計。
- Digital trunking communicationsystem has developed as well. 數字集群通信網(wǎng)絡(luò )建設初具規模。
- TNAS Trunk Network Administration System 干線(xiàn)網(wǎng)絡(luò )管理系統
- Study of main trunk network planning of Foshan city 佛山市干線(xiàn)公路網(wǎng)規劃研究
- national automatic trunk network 國內自動(dòng)長(cháng)途網(wǎng)
- automatic national trunk network 國內自動(dòng)長(cháng)途網(wǎng)
- This paper introduce the two popular Digital Trunking Mobile System(DTMS) in the world and discuss the DTMS developed by our country. 簡(jiǎn)要介紹了目前國際上兩種主流數字集群通信系統體制以及我國自主研發(fā)的數字集群通信系統;
- automatic telephone trunk network 長(cháng)途自動(dòng)電話(huà)網(wǎng)
- A small scale digital trunking communication system based on the spread spectrum technology was presented. 介紹了一種基于擴頻技術(shù)的全雙工通信小型集群通信系統。
- 2.5G optical fibre trunk network 2.;5G光纖主干網(wǎng)
- In the area of communications, digital trunked 800M Chengtie using the telephone, wireless accessibility achieved. 在通信方面,城鐵采用的是800M數字集群電話(huà),實(shí)現了無(wú)障礙無(wú)線(xiàn)通信。
- The most popular digital Trunked systems are North-American APCO P25、iDEN and European TETRA. 目前,世界上應用最多的數字集群系統主要有北美的APCO P25、iDEN和歐洲的TETRA。
- After discussing the trunking scheme of PABX,the paper intro- duces the design and implementation of Digital Trunk Module-DTM. The DTM is based on MH89780 (CETP Digital Trunk Interface Hybrid) and MT8980 (Digi- tal Time/space Crosspoint Switch) LSI chips. 本文史介紹一種程控用戶(hù)交換機數字中繼模塊的實(shí)現方法。 它以加拿大 MITEL 公司的MH89780數字中繼接口芯片(CEPT Digital Trunk Interface Hybrid)和 MT8980(8×32)時(shí)隙交換矩陣芯片(Digital Time/Space Crosspoint Switch)為基礎來(lái)實(shí)現數字中繼接口功能。
- As the group call is different to the common call,it is necessary to study the handover technology in TD-SCDMA digital trunking system. 由于組呼與傳統的呼叫有很大的差異,所以有必要對它們的切換技術(shù)進(jìn)行詳盡地研究。
- Technical Project of Dongwu BCTV Center CATV Fiber Trunk Network 東吳廣電中心有線(xiàn)電視光纖環(huán)網(wǎng)技術(shù)方案
- Although digital trunking dispatch service is very important for GSM-R, it still has some problems in specification which spare description may not be ignored. 摘要集群調度通信是GSM-R系統的重要業(yè)務(wù),因相關(guān)協(xié)議規范存在空白點(diǎn),業(yè)務(wù)實(shí)現可能存在不確定因素。