一、前言沥青广泛应用在地下、水工、工业及其他建筑和构筑物中,已有很长的历史。尤其在屋面工程中,一直是重要的防水材料。然而,在实际使用中,需采用盘灶支锅生火热铺油毡的复杂施工法,这不仅易酿成火灾、烫伤和中毒事故,尚有操作人员劳动强度大、施工速度慢和污染环境的缺点。 I. INTRODUCTION Asphalt is widely used in underground, hydraulic, industrial and other buildings and structures and has a long history. Especially in roofing projects, it has always been an important waterproof material. However, in actual use, the complicated construction method of linoleum is required to be used for hot pan and hot pan. This is not only easy to cause fire, scald and poisoning, but also has the disadvantages of large labor intensity, slow construction speed and environmental pollution. .