对于缺乏资源的国家,尤其当受到石油危机的强烈冲击时,如何节省资源问题,特别是如何节省能源问题,对于它的重要意义,今后必将广泛地引起更大的重视。节省能源问题与人人密切相关,就是铺筑沥青路面也不例外,用热沥青铺路需要用大量的热能,而使用乳化沥青可以在常温条件进行铺路施工,因而它在节能方面是可以 For the countries lacking resources, especially under the severe impact of the oil crisis, how to save resources, especially how to save energy, will surely attract more and more attention in the future. Save energy is closely related to everyone, that is, paving asphalt pavement is no exception, the use of hot asphalt paving need a lot of heat, and the use of emulsified asphalt paving at room temperature conditions, so it is energy saving