| 摘要 |
<p>A slab is claimed for the fabrication of a visible wall of a building, this slab has the following characteristics:- the slab is of concrete with a compression resistance >100 megaPascals; the slab has a thickness of between 1 and 2 cm; the slab incorporates a coating produced by the fusion and hardening of a thermohardening powder; the concrete used may involve reactive powders; the concrete may be reinforced with metal, glass, polymer or carbon fibres.</p> |
