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白改黑工程是什么
更新时间: 2020-11-30 15:41:31  

建筑道路用语。就是把水泥混凝土的路面全部铺上沥青,改为沥青混凝土路面。这种沥青混凝土路面由于铺设沥青的原因,可以有效的起到环保、防止粉尘、降低噪音的作用,保持车辆在路面行驶中的舒适感。同时沥青路面也容易维护,而水泥路面经常出现开裂和坑洞,难以保持路面通畅。城市道路进行白改黑工程是非常常见的,这也是城市建设与改造的发展趋势。

关键词: 工程 什么

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