采用比表面、孔结构、XRD和XPS等测试技术研究了催化剂的宏观结构、晶相组成、表面铁、钼离子价态和浓度。
The macrostructure, the composition of the crystal phase, the surface ion valency and concentration of the catalysts were investigated by BET, XRD and XPS techniques.
最后讨论了纤维的浓度和长径比等因素对悬浮流微观和宏观性质的影响。
Finally, the influence of shear rate and the number density and aspect ratio of the fibers are discussed.
最后讨论了纤维的浓度和长径比等因素对悬浮流微观和宏观性质的影响。
Finally, the influence of shear rate and the number density and aspect ratio of the fibers are discussed.
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