Read-write access to different information sources - in particular when coordinating a logical unit of work - is constrained by the vendor-specific support.

不同信息源的读写访问(特别在对逻辑工作单元进行协调时)将受到供应商特定的支持的约束。

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Processing a text file often consists of sequentially reading a unit of information (typically either a character or a line) and doing something in response to the unit you've just read.

处理文本文件通常包括读取信息单元(通常叫做字符或行)，然后对刚读取的单元执行适当操作。

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The part of execution in which an operand or instruction is read from main storage and written into a control unit or arithmetic unit register.

执行过程中的一个阶段所需的时间，在此期间，计算机从主存储器中取出指令或操作数，并将其存入控制器或运算器的寄存器中。

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And in dollar terms, given the loss of productivity suffered by the Brazilian economy given substantial appreciation in their currency, unit labor costs have grown by 110% since 2005. (Read No Credit Bubble In Brazil, Just Dangerous Consumer Debt Burden).

FORBES: Brazil: A Bubble In Labor Markets

The data is tracked passively and stored in a USB key that plugs into the receiver unit and detaches to be read on your home computer.

ENGADGET: DriveSync tracks your kids' joyrides

Just a few weeks ago, when asked about a Guard unit in Iraq that had refused orders, Bunning said he hadn't read any newspapers in six weeks.

CNN: Bunning almost watches lead disappear