box girder bridgesとは 意味・読み方・使い方

To provide a method of preventing flying salinity from adhered to the girder of a plate girder bridge and a box girder bridge comprising respective plate girders and box girders, and a girder bridge which is suitably used for steel bridges which are shortened in life due to the adhesion of flying salinity thereto promoting rusting and which reduces the adhesion of flying salinity thereto.例文帳に追加

飛来塩分が付着して鉄錆を促進し、寿命を短くする鋼橋に用いて好適な飛来塩分の付着が少ない鈑桁、箱桁を備えた鈑桁橋、箱桁橋および桁橋の桁への飛来塩分の付着を防止する方法を提供する。 - 特許庁