With the increase in component categories used in the circuits, it is impossible for the model libraries in common circuit simulation software to contain all the parts or circuit blocks.

由于在电路中所采用的元器件的种类的增多，所以现在常用的电路仿真工具中的元件库都会缺少一些器件或电路模块。

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This component essentially lets you structure documents using various techniques such as folders, as shown in figure 7, categories, and views.

该组件基本上就是让您使用各种技术，比如文件夹(参见图7)、类别和视图，来组织文档。

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Additionally, categories can be selected in the tag cloud and that focus passed back to the discussion database component view.

此外，可以在标记云中选择类别，并将这个信息传回到讨论数据库组件视图中。

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Samsung Electronics' award-winners include products in the TV, home theater system, mobile phone, tablet, home appliance, server, software, and computer component categories.

ENGADGET: Samsung bringing 85-inch ultra high definition TV to CES HD

Many firms now offer performance-based pay and other incentives, such as stock options, only to certain categories of worker, and keep the performance-related component small.

ECONOMIST: Still work to be done