rough layer
[/rʌf ˈleɪər/]
nounpl: rough layers
camada áspera
1. A coating or stratum with an uneven, coarse, or textured surface
The rough layer of concrete provided better traction for vehicles.
A camada áspera de concreto proporcionou melhor aderência para os veículos.
2. In construction, an initial coat applied before finishing or polishing
The plasterer applied a rough layer before the final smooth finish.
O gesseiro aplicou uma camada áspera antes do acabamento liso final.
3. In geology or soil science, a surface stratum with irregular or granular texture
The rough layer of topsoil was mixed with clay and gravel.
A camada áspera de solo superficial foi misturada com argila e cascalho.
In Brazil, this term is primarily used in construction and engineering contexts. The concept of 'rough layer' is especially relevant in the building industry, where proper application of rough base coats is essential for durability and final finish quality. This terminology is standard among construction workers (pedreiros) and architects throughout Brazil.
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