The influences of vacuum dewatering treatment on the capability of concrete in carbonation resistance are analyzed.
分析了真空脱水对混凝土抗碳化能力的影响;
2
The prestressing duct vacuum grouting workmanship is an effective measure for improving the safety and durability of the post-tensioning concrete structures.
预应力管道真空辅助压浆工艺是提高后张预应力混凝土结构安全度和耐久性的有效措施。
3
Bearing upper load, a reinforced concrete structure with a pile foundation is the foundation of RH-TB vacuum recycling degassing installation.