A normalized viscosity ratio 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。
Influences of electric field applying during solution process on mechanical properties, fracture characters and precipitates in aged alloys are studied.
研究了固溶过程中施加的电场对合金时效后的性能、断裂特征和析出相的影响。
The microstructure and properties of two-step aged 7b04 aluminum alloy pre-stretched thick plate were investigated using TEM, tensile and electrical conductivity test.
研究了双级时效处理对7b04铝合金预拉伸厚板的组织和性能的影响。
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