In recent years, the mixed reinforcement partially prestressed concrete (P. P. c) has been widely used in the engineering structure, especially in great size structures.
近年来，混合配筋部分预应力混凝土在工程结构中已经普遍使用，特别是在大尺寸的结构当中。
In recent years, the mixed reinforcement partially prestressed concrete (P. P. c) has been widely used in the engineering structure, especially in great size structures.
近年来，混合配筋部分预应力混凝土在工程结构中已经普遍使用，特别是在大尺寸的结构当中。
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