A normalized viscosityratio model was used to characterize the rheological properties of aged bitumen mixed with softening and rejuvenating agents.
规范的粘度比模型表征沥青的流变学特性的年龄混合软化和更新代理人。
2
The product is high in degree of substitution, whose substituent distribute equally, has characteristics of high viscosity, high content of sodium, high acid-viscosityratio.
该产品的取代度高，取代基分布均匀，具有高粘度、高钠含量、高酸粘比、高盐粘比的特点。
3
The streamline pattern, the influence of the viscosityratio on the inner and outer flow and the velocity, the pressure distribution for the inner flow are analysed in detail.