| 摘要 |
A reinforced floor structure for an automotive vehicle includes a tunnel member protruding upwardly and extending in a direction to the front and rear of the vehicle, a pair of front floor panels disposed at right and left sides of the tunnel member, a rear floor panel connected with the front floor panel via a stepped portion having a vertical wall, with the tunnel member extending backward so as to penetrate the vertical wall and being connected to a lower surface of the rear floor panel.
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