However, in practice, software development organizations that have a firm commitment to quality can actually speed development, reduce costs, and add new features with greater ease.
然而，在实践中，如果软件开发组织对质量有一个坚定的承诺，实际上可以加快开发，减少成本，并更容易地增加新的特性。
In such instances, the system analyst might decide to validate only those features whose sureness factor is at or above a specific limit — say 80 percent — as firm requirements.
在这样的实例中，系统分析人员可能会决定只确认那些确信因子在或高于一个具体限制——比方说80%——的特性作为确定的需求。
After completing this tutorial, you will have a firm knowledge of the editing modes of Emacs and how to utilize these various text-manipulation features in Emacs.
完成本教程后，您将熟练掌握Emacs的编辑模式以及如何在Emacs中使用这些文本操作特性。
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