The paper introduces the preparation and testing methods for the mineral loading photocatalusis unit by combining with its application in road projects at home and abroad,analyzes the problems in the development of the titanium dioxide photocatalusis,and provides the prospect for its development.%结合光催化剂二氧化钛在国内外道路工程中的应用研究现状，介绍了矿物负载型光催化组分的制备及试验方法，分析了二氧化钛光催化剂开发应用存在的问题，最后对其发展前景进行了展望。
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