指标的选择是安全性评价的关键内容，关系到道路评价的准确性。
The choice of indicator is the key element of the safety assessment, which relates to the accuracy of expressway assessment.
行车安全舒适性是道路评价的重要指标，而道路结构又是安全舒适性的重要影响因素。
And the road structure is one of the most influencing factors of traffic safety and riding comfort.
对于道路评价模块，列举了若干指标，从道路结构以及交通质量方面，对道路评价做了较详细的分析。
As for the road judgement part, it lists some references and makes detailed analysis about the road structure and transportation quality.
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