prestressed concrete box girder
...预应力砼箱梁；设置；施工工艺及方法；模板工程；混凝土工程；预应力施工；孔道压浆和封锚 [gap=501]Key words】Prestressed concrete box girder;Set;Construction technology and methods;Formwork;Concrete works;Prestressed con..
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短语
预应力砼连续箱梁
Prestressed concrete continuous box girder
预应力砼连续箱梁桥
PC continuous box girder bridges