摘要
本文通过预应力混凝土梁大面积缺陷修补的工程实例 ,介绍了用 SBR- 2改性砂浆修补预应力混凝土箱梁缺陷的具体方法及其可行性。
The paper introduced a concrete method to repair prestressed concrete box beam with SBR-2 modifed mortar,through the example of repairing a large area of defect of prestressed concrete beam.
出处
《东北公路》
北大核心
2000年第1期72-73,共2页
Northeastern Highway
