What we didn't know at the time was that the civil engineers would have loved, needed the data as we recorded the box beams, the serial numbers, the locations, as we went into the rubble.
あとで気づいたんですが 土木技術者だったら 瓦礫の奥に辿りつくまでの 箱型梁､シリアルナンバー､採取場所 などのデータに 興味を持ち 必要としたかも知れません