USAN面积：usan area
UNI-IT：UNI-IT
UniEAP：UniEAP
UMTS安全：UMTS Security
Ubuntu：Ubuntu
UML序列图：UML sequence diagram
U-粒子滤波：Unscented Particle Filter
UV LED：UV LED
UcQL语言：UcQL
USB采集器：USB collector
ULHM协议：ULHM(Unidirectional Link Hop Mechanism)
UDDI技术：universal description discovery and integration(UDDI)
UWB滤波器：UWB filter
USB模拟器：USB simulator
USBoIP：USBoIP
UI设计模式：UI Design Pattern
UI自动生成：UI Auto-generation
UCLink：UCLink
UML的扩展：Expansion of UML
U8管理软件：U8 software
uClinx：uClinx
UIC初运行：UIC Inauguration
Unary码：Unary code
UI SCF：UI SCF
uCinux：Embedded Linux
USB.20：USB2.0
USB加密机：USB Key
U型敏感元件：U-shaped sense probe
UML 建模：UML Moduling
UARBAC：UARBAC
USBTMC：USBTMC
UMLsec：UMLsec
UPS代理卡：UPS Agent card
UV-LMS：UV-LMS
UC-EBG：UC-EBG
UDDI规范：UDDI Specification
UFO语法树：UFO_syntax_tree
UMF求解器：UMF
USB 主机：USB host
UFI 命令：UFI Command
UML交互图：UML interaction diagram
UD-EKF：UD-EKF
UARTDM：UARTDM
UCI+IT：UCI+IT
USB子系统：USB Sub-system
UV上光项目：UV Coating
UG通达理论：UG access
UI设计流程：UI design flow
u0-凸算子：cone and partial order
USIMEF：USIP