| 摘要 |
<p>The shelter is rectangular with a rounded top, all four sides are inclined towards the inside at the base, while the door has a spring loaded bolt operated from inside or outside and has two hinges. Air vents in the roof can be closed if an internal air supply is provided. A lifting ring is welded to the roof and visibility is provided in the door by using security glass. The cabin can shelter five people, two adults and three children, all seated on the floor with legs folded, the occupants being held formly in position by thick elastic security belts.</p> |
