The test results can be used to verify the validity and reliability of synthetical disposal technology for widening of the old road and to confirm the results of theoretical analysis.
试验结果可以用来验证旧路加宽综合处治技术的有效性和可靠性，并可对理论分析结果进行验证。
This paper, with the Zheng Luo highway reconstruction project, analyzes the interaction of old and new culvert in the old road widening.
本文结合郑漯高速公路改扩建工程，对旧路加宽中新旧涵洞的相互作用进行研究。
The widening transformation of the old road has a high technical and economic value to improve the existing road level and improve the road network structure.
旧路加宽改造对提高既有道路等级和改善路网结构具有较高的技术经济价值。
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