如果单独地列出这其中每个子任务，则为您的每个用例创建操作过程手册将非常简单，只需按正确的顺序组合子任务即可。
If you wrote out each of these sub-tasks separately, creating a procedure manual for each of your use cases would simply be a matter of assembling the sub-tasks in the right order.
使用说明和操作手册都应该向读者提供完成任务所需要的信息。
Both instructions and manuals should provide all the guidance readers need in order to carry out the tasks.
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