中国邮路问题是图论经典问题之一，在软件测试、邮件投递等诸多领域中都被广泛应用。

Chinese postman problem is a classic graphic problem, it is widely applied by fields such as software tested, mail delivered.

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出现邮件丢失现象，有些地方还出现投递延误、查询答复不及时等问题，引起客户不满，严重影响了它的服务质量。

Appear lost phenomenon, some local mail delivery delay, inquires appear, reply is not timely caused serious influence the dissatisfied customers, the quality of service.

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