以稀土为激活剂的长余辉磷光体，它的余辉亮度主要受原材料配比和煅烧温度的影响。
The brightness of long decay phosphors composed of rare-earth activator depends on the components of the raw material and temperature of fire.
以稀土为激活剂的长余辉磷光体，它的余辉亮度主要受原材料配比和煅烧温度的影响。
The brightness of long decay phosphors composed of rare-earth activator depends on the components of the raw material and temperature of fire.
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