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标准-PHP计算道路拥堵率，求解答

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Release： 2016-06-02 11:29:06
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标准php交通数据库

单行道路总长 2 公里，随机产生在此道路上行使 20 辆汽车，分
布在开始的 1 公里上（不能违反交通规则）；每 0.5 秒获取一次位置
信息，根据位置信息计算出来道路的拥堵率，拥堵率的标准自行设
定，需要符合事实

怎么算？？需不需要数据库？？

Related labels：
标准 php 交通 数据库
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