| 摘要 |
A prefabricated step with a load-bearing body in the form of an L has a load-bearing body (1) consisting of gas concrete or lightweight concrete. Tiles are fitted on the load-bearing body (1). The load-bearing body (1) comprises a horizontal part (1a) and a vertical part (1b), the two of which are connected to each other, the horizontal part (1a) resting on the vertical part (1b). <IMAGE> |
