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来源:雅诚德英语网
Distinguished with conventional box girders, prestressed concrete box girders with corrugated steel webs possess itself mechanical performances.
波形钢腹板预应力混凝土箱梁具有区别于传统混凝土箱梁结构的的力学特性。
Distinguished with conventional box girders, prestressed concrete box girders with corrugated steel webs possess itself mechanical performances.
波形钢腹板预应力混凝土箱梁具有区别于传统混凝土箱梁结构的的力学特性。