| 摘要 |
A three dimensional model comprising a substantially planar base mounting member having opposite top and bottom surfaces; a first building structure adapted to be mounted on a portion of said top surface of said base mounting member, said at least one building structure assembled from a piece of foldable, self-supporting sheet material, said piece of foldable, self-supporting sheet material having fold lines thereon, and when folded along said fold lines forms said building structure; and a second building structure adapted to be mounted on a portion of said top surface of said base mounting member, said at least one building structure assembled from a piece of foldable, self-supporting sheet material, said piece of foldable, self-supporting sheet material having fold lines thereon, and when folded along said fold lines forms said second building structure.
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