如果我们能够识别出实现的这些特性，我们可以将它们与用例中描述的特征进行比较。

If we can identify the features implemented, we can compare them against the features described in the use cases.

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您可以从随后的注释部分中看到，代码首先将开发五种样例音调并一起比较以形成计算偏差的依据。

As you can see from the following comments section, the code first develops five samples of tones to compare together to form a basis for computing deviation.

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图1例举了比较测试是如何运作的。

Figure 1 illustrates how the comparison test operates.

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Taking the problem, recognizing that you know what, 8 even though this is a pretty big problem size 8 in this case and last time it was size 8 or in the case of the papers in size of a thousand roughly with the phonebook, I assume these are in a perfectly straight line they won't quite fit.

以这个问题为例，你们要认识到，在这种情况下，这是个比较大的问题，其大小是,上次它的大小也是8，但在纸片那个问题中,电话簿的规模大概是上千的，现在假设这些,杯子完全在同一条直线上，虽然并不十分符合这个条件。

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