对比研究这两类增白剂在水溶液中的紫外吸收、荧光发射、光致异构化现象及其应用性能。
The ultraviolet absorption in aqueous solutions, fluorescence emission properties, photoinduced isomerization phenomena and application properties of the two kinds of FBs were observed.
测试了产物的紫外吸收性能，并与UV-9进行比较； 分析了金属-卟啉引发体系引发的环氧类单体的“不死聚合”的反应过程。
The product's ultraviolet absorbency is measured, and compared with UV-9. The reaction process of immortal polymerization is analyzed.
本试验借助于721分光光度计对纳米二氧化铈的紫外吸收光降解性能进行了初步研究。
It is preliminary studied the ultraviolet absorption character of CeO2 nanoparticles were used for degrading helianthine with the help of the 721-type spectrophotometer.
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