... fluorescent lighting 荧光照明 fluorescent mark 荧光标记 fluorescent screem 荧光屏 ...
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ultraviolet fluorescent mark 紫外荧光标记
fluorescent code mark 荧光编码符号
fire control mark fluorescent coating 消防标志荧光涂料
Different color of reflected light can be observed in experiments, when the same kind of ultraviolet light respectively irradiates the fluorescent mark of true and false currency.
首先通过观察实验发现在同一种紫外光分别照射真假币荧光标记时，反射光的颜色不同。
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