| 摘要 |
<p>A-Shelter of small dimensions, realized with low-cost and very easily installable prefabricated structural elements, comprising an outer protective wall of cupola shape, a possible second inner wall, concentric to the first wall, and bounding the central living compartment and an air space between the two walls, suitable to house various utilities and accessories, it being possible to make the prefabricated elements e.g. of plastic material. </p> |
