| 摘要 |
PROBLEM TO BE SOLVED: To provide a placement floor panel unit modulated to solve various problems in a conventional placement floor system. SOLUTION: This placement floor panel unit 1 comprises a rectangular placement floor panel 2, and plural peripheral supporting legs 3a-3f for supporting the circumference of the placement floor panel. An interval between two peripheral supporting legs adjacent to each other along the longitudinal direction of the placement floor panel is agreed with an interval between two peripheral supporting legs adjacent to each other along the transverse direction of the placement floor panel.
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