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。
Manufacturing the hands concludes with coating the luminescent substance, followed by a visual check.
指针制作完成后，涂上一层夜光物质，然后进行外观检验。
Manufacturing the hands concludes with coating the luminescent substance, followed by a visual check.
指针制作完成后，涂上一层夜光物质，然后进行外观检验。
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