Traditional Culture Encyclopedia - Hotel accommodation - What is the green light on the ceiling of the library?
What is the green light on the ceiling of the library?
Maybe it's a light reaction.
It may be that people have green light on the ceiling because of different electronic equipment or different sunlight angles, so it is a normal phenomenon, and it may change after passing through the light source, so it is a light source phenomenon. The lighting in the library is generally good, so the learning environment inside is relatively standard.
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