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[预订]The Thermionic Valve and Its Developments in Radiotelegraphy and Telephony 9781015773448
【预售】Cisco Avvid and IP Telephony: Design
预订 Telephony, the Internet, and the Media
[预订]Telegraph And Telephone Age: Telegraphy-Telephony-Radio, (Jan. - Dec., 1917) 9781013585845
【预售】A Village Goes Mobile: Telephony, Me...
【预售】Enterprise Networks and Telephony: From Technology
【预售】Asterisk: The Definitive Guide: Open Source Telephony for the Enterprise
[预订]Multiplex Telephony and Telegraphy by Means of Electric Waves Guided by Wires 9781019006122
【预售】Computer Telephony Encyclopedia
【预售】Building Enterprise Ready Telephony Systems with
【预售】Pbx Systems for IP Telephony, Migrating Enterprise
【预售】Wi-Fi Telephony: Challenges and Solutions for Voice
【预售 按需印刷】Wireless Telegraphy And Wireless Telephony
【预售】Mobile Video Telephony: For 3g Wirel...
【预订】Ip Telephony - Deploying Voip Protocols and Ims Infrastructure 2E
海外直订Wireless Telephony, in Theory and Practice 无线电话理论与实践
【预售】VoIP Hacks: Tips & Tools for Internet Telephony
海外直订Management of Speech and Video Telephony Quality in Heterogeneous Wireless Netwo 异构无线中语音和视频电
预售 按需印刷PSTN-IP Telephony Gateway for Ensuring QoS in Heterogeneous Networks
[预订]Multiplex Telephony and Telegraphy by Means of Electric Waves Guided by Wires 9781019011119
海外直订Design and Cryptanalysis of Zuc: A Stream Cipher in Mobile Telephony 移动电话流密码Zuc的设计与密码分析
【预售 按需印刷】Building Telephony Systems with Opensips 1.6
海外直订Asterisk: The Definitive Guide: Open Source Telephony for the Enterprise 星号:面向企业的开源电话
海外直订IP Telephony Over IUG Network IUG上的IP电话
海外直订Wireless Telegraphy and Telephony: An Outline for Electrical Engineers and Other 无线电报和电话技术:电气工
海外直订Enterprise Networks and Telephony: From Technology to Business Strategy 企业和电话:从技术到商业战略
【预售 按需印刷】Building Enterprise Ready Telephony Systems with sipXecs 4.0
海外直订Multiplex Telephony and Telegraphy by Means of Electric Waves Guided by Wires 利用导线引导的电波的多路电话
【预售 按需印刷】Building Telephony Systems with OpenSIPS - Second Edition
海外直订Cyclopedia of Telephony & Telegraphy Vol. 1 A General Reference Work on Telephon 电话电报百科全书第一卷电话
【预售 按需印刷】Cyclopedia of Telephony & Telegraphy Vol. 1 A General Reference Work on Telephony etc. etc.
【预售 按需印刷】FreePBX 2.5 Powerful Telephony Solutions
预订 按需印刷 Telephony the Internet and the Media
【预售】Wireless Telegraphy and Telephony: An
海外直订Computer Telephony Encyclopedia 电脑电话百科全书
【预售】Freepbx 2.5 Powerful Telephony Solutions
海外直订Converged Communications: Evolution from Telephony to 5g Mobile Internet 融合通信:从电话到5g移动互联网的演
【预订】Ims Multimedia Telephony Over Cellular Systems - Voip Evolution in a Converged Telecommunication World
海外直订Pbx Systems for IP Telephony, Migrating Enterprise Communications 用于IP电话、迁移企业通信的Pbx系统
【预售 按需印刷】Wireless Telegraphy And Telephony (1906)
现货 Ims Multimedia Telephony Over Cellular Systems 【中商原版】
【预售】Wireless Telephony, in Theory and Practice
【预售】Digital Telephony and Network Integrat
海外直订IP Telephony Interconnection Reference: Challenges, Models, and Engineering IP电话互连参考:挑战、模型和工程
【预售 按需印刷】IP Telephony Over IUG Network
【预订】Networks: Internet . Telephony . Mul...
海外直订Digital Telephony and Network Integration 数字电话和集成
【预订】Computer Telephony Integration, Second Edition
海外直订PSTN-IP Telephony Gateway for Ensuring QoS in Heterogeneous Networks 确保异构QoS的PSTN-IP电话网关
海外直订Telephony, the Internet, and the Media: Selected Papers From the 1997 Telecommun 电话、互联网和媒体:1997年
海外直订Voip Hacks: Tips & Tools for Internet Telephony Voip黑客:互联网电话的技巧和工具
海外直订Asterisk Cookbook: Solutions to Everyday Telephony Problems 星号食谱:解决日常电话问题
海外直订The Principles of Electric Wave Telegraphy and Telephony 电波电报和电话原理“,
海外直订Wi-Fi Telephony: Challenges and Solutions for Voice Over Wlans Wi-Fi电话:无线语音的挑战与解决方案
海外直订Networks: Internet - Telephony - Multimedia :互联网-电话-多媒体
【预售】IP Telephony Interconnection Reference: Challenges
【预售】Digital Telephony Third Edition
海外直订Digital Telephony 数字电话
【预售 按需印刷】Wireless Telephony
按需印刷Wireless Telegraphy And Telephony (1906)[9781437365504]
按需印刷Telephony Without Wires[9780548506820]
预订Cyclopedia of Telephony & Telegraphy Vol. 1 A General Reference Work on Telephony, etc. etc.
按需印刷FreePBX 2.5 Powerful Telephony Solutions[9781847194725]
IP PBX with 2 FXO All-in-One telephony system supports inter
按需印刷PSTN-IP Telephony Gateway for Ensuring QoS in Heterogeneous Networks[9783659178825]
按需印刷Building Telephony Systems with OpenSIPS - Second Edition[9781785280610]
按需印刷Mobile Telephony Dangerous for both Adult and Children[9783659205422]
预订Asterisk: The Definitive Guide:Open Source Telephony for the Enterprise
按需印刷IP Telephony Over IUG Network[9783844394634]
原装芯片(IC)CS42L73-CRZ/IC CODEC AUD TELEPHONY 64W
原装芯片(IC)CS42L73-CRZR/IC CODEC AUDIO/TELEPHONY
CS42L73-CRZ『IC CODEC AUD TELEPHONY 64WLCSP』 现货
NAU8812YG『IC CODEC VOICE TELEPHONY 32QFN』 现货
PEB3324HLV1.4『TELEPHONY INTERFACE CIRCUIT』 现货
CS42L73-CRZR『IC CODEC AUDIO/TELEPHONY 65FBGA』 现货
NAU8812YG原装正品IC CODEC VOICE TELEPHONY 32QFN|
NAU8812RG原装正品IC CODEC VOICE TELEPHONY 28SSOP
NAU8812YG「IC CODEC VOICE TELEPHONY 32QFN」芯片
NAU88C14YG「MONO AUDIO CODEC FOR TELEPHONY/C」芯片
NAU8812YG 芯片「IC CODEC VOICE TELEPHONY 32QFN」
NAU8812RG 芯片「IC CODEC VOICE TELEPHONY 28SSOP」
【 全新原装现货 】 CS42L73-CWZR IC CODEC AUDIO TELEPHONY 64
【 全新原装现货 】 CS42L73-CRZR IC CODEC AUDIO/TELEPHONY 65
【 全新原装现货 】 CS42L73-CRZ IC CODEC AUD TELEPHONY 64WLC
Smartwatch sport wristband Bluetooth telephony step heart
Android Telephony原理解析与开发指南 杨青平著 深度解析Android手机定制开发中的Telephony通信模块 理论与实践相结合书籍
原理解析开发指南博库
Android Telephony原理解析与开发指南 杨青平 著 程序设计(新)大中专 新华书店正版图书籍 人民邮电出版社
Android Telephony原理解析与开发指南 杨青平著 深度解析Android手机定制开发中的Telephony通信模块 理论与实践相结合书
正版书籍Android Telephony原理解析与开发指南杨青平人民邮电出版社
Android Telephony原理解析与开发指南 搭建Android源代码编译调试环境 通话流程 Android系统工程师Android安卓定制开发书
当当网 Android Telephony原理解析与开发指南 杨青平 人民邮电出版社 正版书籍
Android Telephony原理解析与开发指南 人民邮电出版社 杨青平 著 程序设计(新)
Android Telephony原理解析与开发指南杨青平9787115489159人民邮电出版社