...述 系统任务状态及其形式化描述 系统任务状态及其形式化描述 系统任务状态及其形式化描述 首先引入系统任务集(System Tasks Set, STS)和任务状态 描述表(Task Status Description Table, TSDT)表示系统...
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A common requirement in an RT system is a set of threads that execute periodically and cooperate to complete some tasks.
RT系统中的一个常见需求是，一组线程需要周期性地执行并且相互协作以完成某些任务。
The system task named while loop points to an activity set that contains tasks corresponding to the ones in the while loop (Figure 12).
名称为while循环的系统任务指向一个活动集，该活动集包含与while循环中的任务对应的任务(图12)。
Standard usability test in which the ICONS were shown to users as part of the full user interface and where the users were asked to "think aloud" as they used the system to perform set tasks.
标准可用性测试(Standard usability test)。将图标和整个用户界面一起展示给用户，要求用户使用系统完成一系列预先设定的任务，并在完成任务的时候进行出声思维。
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