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1·The coating is environmentally friendly and has longer luminescence afterglow time and higher luminescent intensity than corresponding luminescent powder.

该发光涂料环境友好，而且比相应的发光材料具有更长的余辉发光时间和更高的发光强度。

2·The decay of light strength and relations between fluorescent powder concentration and film thickness, and light strength and light afterglow time were discus…

讨论了荧光粉含量、 涂层厚度与荧光光强、余辉时间等的关系。

3·Aluminate long afterglow luminescent materials have broad application prospects, because of the properties of high brightness, long afterglow time, stable performance, and non-radiation.

铝酸盐长余辉发光材料具有发光亮度高、余辉时间长、性能稳定、无辐射无污染等优异性能，具有广阔的应用前景，铝酸锶铕镝是其中之一。

4·At the same time, the low-profile library and history collection are hoping to bask a little in the film's afterglow.

与此同时，那些不知名的图书馆和历史品收藏协会正期待着沾点这部电影的光。