modifying asphalt

• 改性沥青

modifying asphalt的用法和样例：

例句

1. The application research of CSW in paving asphalt was carried on.
   对硫酸钙晶须在道路改性沥青中的应用进行了系统研究。
2. This subject is mainly the mineralogy characteristic of studying and diatomaceous earth of Lushuihe Jilin and application in the modified asphalt.
   本课题主要是研究吉林露水河硅藻土的矿物学特征及在改性沥青中的应用。