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---
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[A] [B] [C]
[D] [E] [F] [G]
[H] [I] [J] [K]
[L]
[M] [N] [O] [P]
[R] [S] [T] [U]
[V] [W] [X]
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U
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UA
(User Agent )
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用戶代理
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UART
(Universal Asynchronous Receiver/Transmitter)
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通用異步接收發器
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UBCS
(Unified Byte Code System)
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統一字節編碼系統
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UBR
(Undefined Bit Ratio)
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未定義位速率
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UCM
(User Communication Manager)
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用戶通信管理器
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UCS
(User Coordinate System)
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用戶坐標系統
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UDP
(User satagram Protocol)
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用戶數據報協議
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UDTV
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超高清晰度電視
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UFD
(Users File Directory)
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用戶文件目錄
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UHF
(Ultra-High Frrequency)
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超高頻
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UI
(Users Interface)
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用戶界面,用戶接口
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UIDS
(User interface Development System)
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用戶界面發系統
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UIM
(User Interface Management)
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用戶界面管理
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UIT
(User Interface Toolbox)
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用戶界面工具箱
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ULS
I(Ultra Large -Scale Integraton)
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超大規模集成電路
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UMB
(Upper Memory Block)
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上位內存塊
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UNI
(User-neteork Interface)
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用戶網絡接口
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UPS
(Uninterruptible Power Supply)
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不間斷電源
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URL
(Unform Resoure Locator)
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統一資源定位符
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USB
(Universal Serial Bus)
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通用串行總線
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UTP
(Unshielded Twisted Pair)
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非屏蔽隻絞線
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UUCP
(UNIX to UNIX Copy Program)
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UNIX到UNI
X復制程序
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UUID
(Universally Unique Identifier)
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通用唯一標識符
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UMA
(User Work Area)
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用戶工作區
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