large-scale firmとは 意味・読み方・使い方

To provide a river-levee slope face protective cover block, which prevents runoff or the like of a slope face due to the scour of the slope face even in the case of a large-scale swelling such as a flood, maintains the firm inclined slope face while harmonizing with a peripheral landscape and has an affinity with natural environment.例文帳に追加

洪水等のような大規模な増水時にも、傾斜法面の洗掘による法面の流失等を防ぎ、堅固な傾斜法面を維持するとともに、周辺景観とも調和し、自然環境に親和的な河川堤防法面保護被覆ブロックを提供する。 - 特許庁