protective facing的用法和樣例：
例句
- The revetment type combining cast-in-situ concrete protection face and dry masonry block stone is introduced.
并介紹了現澆混凝土護面與干砌塊石相結合的護岸型式。 - The causes and treatment measures of concrete peeling of the approach embankment facing barrier board in Huanghua Port Phase I Project are introduced.
介紹黃驊港一期工程引堤護面柵欄板表皮混凝土脫落的原因和處理措施。
