| 主权项 |
1. A ceiling construction comprising:
a lower level wall sandwich panel having two outer layers and a core separating the outer layers; an upper level wall sandwich panel above the lower level wall sandwich panel, the upper level wall sandwich panel having two outer layers and a core separating the outer layers; a beam adjacent to the lower level wall sandwich panel, the beam being configured to support an upper level and having a top, a bottom, two minor sides, two major sides, an outer layer on each of the two major sides, and a core between the two outer layers; and bonding material adhering a minor side of the beam to an outer layer of the lower level wall sandwich panel. |
