假设应用程序需要模拟如下场景。
Suppose the application needs to model the following scenario.
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然而，这些模拟包含了并不是每个人都能认可的假设方法。
Such models contain assumptions that not everyone may agree with, however.
这个示例工程模拟了上面的假设。
The demo project models the scenario above.
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