1.The prestressed concrete continuous rigid frame bridge is widely used because of its high strength, lightful line type, convenient and fast construction, long-span ability.
预应力混凝土构以强高、线形明快、施工简快捷、跨越能力强的优势在大跨中具有广泛的应用。
2.The finite element method is applied to prestressed slabs, the mechanical characters under the normal using load condition are analysised, with unconsidering the lateral restraints.