由于钢渣成份波动大、易磨性差以及稳定性不好，钢渣用作水泥混合材或混凝土掺合料均难以达到高效、高值化利用的目的。
Steel slag is not better to produce cement or mineral admixture of concrete because of poor grindability, larger fluctuation of chemical and mineral components, poor stability and so on.
根据瑞士31条路段的经验，用沥青混合料罩面能够修复与补强水泥混凝土路面。
Capabie reparation & reinforcement of cement concrete roadface with asphalt mixture cover according to experience of Swiss'31-line section of highway.
研究表明：水泥混凝土负载的光催化剂具有优越的光催化功能，而沥青混合料的较差。
Results show that the photocatalyst immobilized on concrete exhibits excellent photocatalysis, while the photocatalysis of bituminous mixture is poor.
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