Because the difference of the Chemical component of the different basic asphalt and colliod construction were large,the difference of product process was large when put SBS into the basic asphalt.
Because the difference of the Chemical component of the different basic asphalt and colliod construction were large,the difference of product process was large when put SBS into the basic asphalt.
表征由于不同品种基质沥青的化学组成、胶体结构差别较大，因而，通过掺加SBS对它们进行改性时，其加工工艺差别较大。