ULSE：universal soil loss equation
U型体系：U system
UDT1：UDT1
U形地槽：U-shaped trough
UK37：UK~(37)
UPOV：UPOV
U3-R：U3-R
UCRP：UCRP
uORF：uATG
UC72：UC72
UCCO：UCCO
USBD：USBD
UI框架：uI structure
UMPC：UMPC
UBAP：UBAP
UV分解：UV decomposition
U盘病毒：U-virus
U盘加密：flash disk encryption
UDSM：UDSM
U盘驱动：USB disk driver
UCS2：UCS2
U型特性：interface barrier
UB-树：UB-tree
UDVS：UDVS
UCLP：UCLP
Uu接口：Uu interface
U形贴片：U-shape patch
UML2：UML2
UCAN：UCAN
U）模型：U)model
uMon：uMon
UPML：UPML
UML图：UML diagram
UEFI：UEFI
USTM：USTM
Undo：Undo
UNSW：UNSW
U盘接口：U-disk interface
USB盘：USB
U-度量：U-measure
UGIS：UGIS
USB口：USB port
UAVS：UAVS
UHCI：UHCI
USDI：USDI
UIML：UIML
UB代数：UB algebra
UDVM：UDVM
U盘读写：USB flash disk read and write
UOWC：UOWC