| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an aquarium for aquarium fishes, capable of clearly viewing aquarium fishes from the upper surface. Ž<P>SOLUTION: The aquarium fishes are clearly appreciated from the upper surface of an appreciation layer 8 by making a smooth ceiling board 1 closely contact the water surface to suppress irregular reflection of light, which irregular reflection is caused by water surface ruffling or the like. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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