| 摘要 |
<p>The wall panel mounting column is partic. for the construction of a refrigerating room in a building. it is composed of uprights of angle-section (2), joined to each other by transverse plates (4) at intervals. There can be four uprights, the column cross-section being rectangular, and the length of the transverse plates can be selected to give the desired strength. The design is of lightweight open construction and greatly reduces the rate of heat transfer.</p> |
