| 摘要 |
A disaster shelter for mounting under ground. The shelter includes an entranceway having at least one air vent and a substantially hollow paraboloid shaped shelter cell. The shelter cell includes a paraboloid focus portion attached to the entranceway and paraboloid base portion disposed opposite the entranceway. A gravity ring is attached to the paraboloid base portion and is dimensioned such that the shelter is constrained within the ground when the water table reaches ground level.
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