Install the following packages on the Ubuntu 8.04 operating system of both the machine that will be your primary server (mach1) and the machine that will be your SD secondary server (mach2).

在主服务器(mach1)和SD从服务器(mach2)的Ubuntu 8.04操作系统上安装下面的包。

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Taking the forestry economy system of Nanch 'a area in Heilongjiang province as an example, a system dynamics (SD) model is built, tested and analyzed based on structure analysis.

以黑龙江省南岔区(局)林业经济系统为例，在分析系统结构的基础上，构建了林业经济系统SD模型，并且对总体模型进行历史检验与仿真分析。

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Use this movement type if you have not entered a customer order in SD. In the standard system, the movement is assigned to a cost center.

如果你没有在SD里创建客户订单，可以使用这个移动类型。在标准的系统中，这个移动类型需要指定一个成本中心。

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To help users get started, every system comes with a 2GB SD memory card (though owners can provide whatever size they like).

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The system also includes a slot for an SD memory card.

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And several companies had concept and prototype devices that envisioned digital cameras and global positioning system expansion devices that would fit into the SD card slot.

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