Secondly, the model establishment of demand collection and demand prediction.

第二，需求信息采集及预测模型的构建。

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This collection option stops tracing on demand; all processes suspend tracing, but the contents of the trace buffer are preserved so that they can be dumped later.

这是一个收集选项，它根据需要停止跟踪。这时，所有进程都挂起跟踪，但跟踪缓冲区的内容被保存起来，以便以后转储到文件中。

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This system has satisfied with privilege management demand, possessing the function of Web resources description, automatical collection and resources tree build and so on.

该系统较好的满足了授权管理的需求，具有资源统一描述、自动收集、资源树生成等功能。

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The new U-verse Screen Pack, together with U-verse On Demand, offers customers an extensive collection of new release hit movies, classic movies, TV programs and premium programs for free, via subscription or a la carte.

ENGADGET: AT&T Screen Pack gives U-verse TV subs on-demand access to 1,500 films

Sunrise is a rare collection of high-quality homes that can demand top dollar.

FORBES: Magazine Article

Now, for the first time in its illustrious history, Kiton is delivering an exclusive collection geared towards the full and eventful lives of women who demand the height of luxury and sophisticated appeal.

FORBES: The Capitalist Touch: Kiton's Giovanna Paone Unveils Luxury Women's Collection