秦淮灯会还远赴法国，将具有秦淮风韵的灯组和《千里江山图》等展现东方之美的大型灯组带到海外，让更多人在浪漫灯影间感受中式美学魅力。
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。关于这个话题，电影提供了深入分析
Where is the total density encountered by the light path going through the medium. Once we have the transmittance, we can just multiply it by to find out how much outgoing light reaches us through the ray. If the medium is just an area of constant density , then simply evaluates to the length of the portion of the light ray passing through the medium times the density:
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