所有科技知识-科学参考

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。

TTL (Time To Live)	TTL (Time To Live)	TTS (Text-To-Speech)	TTY (TeleTYpewriter)	tunneling
TU (Tributary Unit)	Tuvalu	TV (TeleVision)	twinaxial cable (twinax)	twinax (twinaxial cable)
twisted pair	Twisted-Pair Distributed Data Interface (TPDDI)	twist pitch	twist ratio	two-way paging (TWP)
two-wire circuit	two-wire circuit	TWP (Two-Way Paging)	TWP (Two-Way Paging)	TWX (TeletypeWriter eXchange)
type of service (ToS)	U	UADSL (Universal Asymmetric Digital Subscriber Line Lite)	U-Band (Ultralong Wavelength) Band)	UBR (Unspecified Bit Rate)
UCAID (University Corporation for Advanced Internet Development)	UCD (Uniform Call Distributor)	UCS (Universal Character Set)	UDP	UDP
UGS (Unsolicited Grant Service)	UHF (Ultra High Frequency)	UIFN (Universal International Freephone Number)	U interface	UL
ultra high frequency (UHF)	ultralong wavelength band (U-Band)	ultraviolet (UV) light	UL (Underwriters Laboratories)	UMA (Unlicensed Mobile Access)
UMTS Terrestrial Radio Access Time Division Duplex 1.28 Mega chips per second Option	UMTS (Universal Mobile Telecommunications System)	unbalanced	Unbundled Network Elements Platform (UNE-P)	Unbundled Network Element (UNE)
unbundled service	underground cable	Underwriters Laboratories (UL)	undocumented feature	undocumented feature
(UN/EDIFACT)	UN/EDIFACT (United Nations/Electronic Data Interchange For Administration, Commerce,	UNE-P (Unbundled Network Elements-Platform)	UNE (Unbundled Network Element)	UNE (Unbundled Network Element)
unibit	unicast	unicast address	Unicode Consortium	Unicode Transformation Format (UTF)
Unicode (Universal code)	unified communications	unified messaging	unified messaging	unified messaging
uniform call distributor (UCD)	uniform dialing plan (UDP)	Uniform Resource Identifier (URI)	Uniform Resource Locator (URL)	U-NII (Unlicensed National Information Infrastructure)
uninterruptible power supply (UPS)	unipolar	United Nations/Electronic Data Interchange For Administration, Commerce, and Transport	United Nations (UN)	United States Computer Emergency Readiness Team (US-CERT)
United States Digital Cellular (USDC)	United States Independent Telephone Association (USITA)	United States Telecom Association (USTA)	United States Time Division Multiple Access (US TDMA)	UNI (User Network Interface)
universal ADSL (universal Asymmetric Digital Subscriber Line Lite)	Universal Character Set (UCS)	Universal Code (Unicode)	Universal Coordinated Time (UTC)	Universal International Freephone Number (UIFN)
Universal Mobile Telecommunications System (UMTS)	Universal Plug and Play (UPnP)	universal serial bus (USB)	universal service	Universal Service Administrative Company (USAC)
Universal Service Fund (USF)	University Corporation for Advanced Internet Development (UCAID)	UNIX	Unlicensed Mobile Access (UMA)	Unlicensed National Information Infrastructure (U-NII)
unshielded twisted pair (UTP)	unsolicited grant service (UGS)	unspecified bit rate (UBR)	unsponsored domain	UN (United Nations)
update	update	upgrade	upgrade	uplink
upload	UPnP (Universal Plug and Play)	upstream	UPS (Uninterruptible Power Supply)	uptime
URI (Uniform Resource Identifier)	URL (Uniform Resource Locator)	USAC (Universal Service Administrative Company)	USB (Universal Serial Bus)	US-CERT (United States Computer Emergency Readiness Team)
USDC (United States Digital Cellular)	USDC (United States Digital Cellular)	U.S. Digital Cellular (USDC)	U.S. Digital Cellular (USDC)	user
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