water extraction testとは 意味・読み方・使い方

To provide a method of preventing the exfoliation of a surface layer part capable of easily performing construction for preventing the exfoliation of the surface layer part, capable of easily confirming the state after the construction, having high resistance against water leakage, enabling an extraction test for quality control, and capable of preventing an impact from being applied to a train even if defective construction is performed.例文帳に追加

表層部剥落防止のための工事が容易であり、工事後の状況も容易に確認でき、漏水にも強く、品質管理のための抜き出し試験もでき、さらには、万が一施工不良があっても列車等に大きな衝撃を与えることのない表層部剥落防止方法を提供する。 - 特許庁