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科学参考收录了1248194条科技类词条,基本涵盖了常见科技类参考文献及英语词汇的翻译,是科学学习和研究的有利工具。

User Datagram Protocol (UDP) user ID (user IDentification) user interface (UI) username user network interface (UNI)
user plane USF (Universal Service Fund) USITA (United States Independent Telephone Association) USTA (United States Telecom Association) US TDMA (United States Time Division Multiple Access)
UTC (Universal Coordinated Time) UTF (Unicode Transformation Format) utility utilize Utopia
UTP (Unshielded Twisted Pair) UTP (Unshielded Twisted Pair) (UTRA TDD 1.28Mcps Option) UTRA TDD 1.28Mcps Option (UMTS Terrestrial Radio Access Time Division Duplex 1.28 UV (UltraViolet)
V V.110 V.120 V.32 V.32bis
V.34 V.34+ V.34bis V.35 V.42
V.42bis V.90 V.90 V.92 vacuum
Vail, Alfred (1807–1859) value-added network (VAN) value-added reseller (VAR) value-added service V & H (Vertical and Horizontal)
variable bit rate (VBR) variable quantizing level (VQL) VAR (Value-Added Reseller) V band vBNS (very-high-speed Backbone Network Service)
VBR (Variable Bit Rate) VC VCI (Virtual Channel Identifier) VCO (Voice Carry Over) VCO (Voice Carry Over)
VCSEL (Vertical Cavity Surface-Emitting Laser) VCSEL (Vertical Cavity Surface-Emitting Laser) VDSL2 (Very-high-data-rate Digital Subscriber Line version 2) VDSL (Very-high-data-rate Digital Subscriber Line) vector
vector quantization vector quantizing code (VQC) vector sum excited linear predictive coding (VSELP) velocity of light velocity of propagation (Vp)
Veronica (Very Easy Rodent-Oriented Net-wide Index to Computerized Archives) vertical cavity surface-emitting laser (VCSEL) vertical redundancy check (VRC) very-high-data-rate digital subscriber line (VDSL) Very High Frequency (VHF)
very-high-speed Backbone Network Service (vBNS) Very Low Frequency (VLF) very small aperture terminal (VSAT) vestigial sideband (VSB) VHF (Very High Frequency)
video videoconference video dial tone video-on-demand (VOD) video-on-demand (VOD)
Video Relay Service (VRS) Video Relay Service (VRS) V interface virtual virtual Centrex
virtual channel identifier (VCI) virtual channel (VC) virtual circuit Virtual Container (VC) Virtual LAN (VLAN)
virtual memory virtual path identifier (VPI) virtual path (VP) Virtual Private Network (VPN) virtual routing and forwarding (VRF)
virtual tributary group (VTG) virtual tributary (VT) virtual WATS virus visible light
visible light-emitting diode (VLED) visual dial tone VLAN (Virtual Local Area Network) V.last VLED (Visible Light-Emitting Diode)
VLF (Very Low Frequency) VoATM (Voice over Asynchronous Transfer Mode) vocoder (voice coder) VoDSL (Voice over Digital Subscriber Line) VoDSL (Voice over Digital Subscriber Line)
VOD (Video-On-Demand) VOD (Video-On-Demand) VoFR (Voice over Frame Relay) voice voice activity detection (VAD)
voice band Voice Carry Over (VCO) Voice Extensible Markup Language (VoiceXML) voice grade voice mail
voice mail voice mail voice mail jail voice over asynchronous transfer mode (VoATM) voice over DSL (voice over Digital Subscriber Line)
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