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研究影响地铁隧道混凝土管片长期使用性能的主要因素,从提高管片抗裂,抗拉、抗渗、抗火性能等各个方面介绍了当前对提高管片耐久性研究中取得的最新研究进展、新的解决方法。展望了提高管片耐久性的研究发展趋势。
The main factors that affect the long-term serviceability of concrete segments in metro tunnels are studied. The latest research progress in improving the durability of segments is introduced from various aspects such as improving crack resistance, tensile, impermeability and fire resistance of the segments. New solution. Looking forward to improve the durability of the research and development trend.