本控制卡脱机控制加工过程，计算机利用率提高。

Additionally, the control card can off-line control the manufacturing process and increase usage of the computer.

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相对于LED大屏幕显示器视频控制卡，脱机控制卡在软件实现上需要做较多复杂的工作。

Software realization of LED Large Screen Display Offline Control card needs much complex work compared with that of video card.

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通过侦听这样的事件，开发人员能够完全控制脱机环境中的应用程序行为。

By listening for such events, you can take full control of application behavior in offline circumstances.

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