释义 |
precast concrete slabs 基本例句 混凝土预制板 It was made of a large precast concrete panel.这是由一大型混凝土预制板制成的。 This new kind of slope protection can avoid some defects of traditional concrete prefabricated components and is worth of being spread in grit slope protection.此种新型护坡结构可避免传统混凝土预制板护坡的某些弊端,为砂堤护坡工程提供了具有实用价值的推广方案。 |