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A point light source is an ideal point light source.Point light source is an abstract physical concept, in order to simplify the study of physical problems.Just like the smooth plane, particle and no air resistance, the point light source does not exist in reality. It refers to the light source that shines uniformly...
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Privacy statement: Your privacy is very important to Us. Our company promises not to disclose your personal information to any external company with out your explicit permission.