| 摘要 |
PROBLEM TO BE SOLVED: To solve the problem wherein a resident feels resistance to use water from anxiety of being unable to confirm the inside of a tank due to a shape of the water storage tank used for an apartment house. SOLUTION: This water storage tank is constituted so as to use achromatic transparent reinforced plastic and acrylic as a material of a surface 1. COPYRIGHT: (C)2005,JPO&NCIPI
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