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沥青是一种在世界各国得到广泛应用的常见的路面结合料,各种道路的陆地基层和路面面曾均采用其为原料。是公路建设长久使用不衰的一种材料。但由于各种原因的出现严重影响了行车速度、行车安全,加大了汽车磨损,缩短了沥青路面使用寿命,影响了道路投资效益。
Asphalt is a kind of common pavement aggregate widely used in all countries in the world. The terrestrial surface and road surface of various roads have been used as raw materials. Long-term use of highway construction is an inexhaustible material. However, due to various reasons, the serious impact of driving speed, driving safety, increased vehicle wear and tear, shortening the service life of asphalt pavement, affecting the road investment efficiency.