Marly crack and deterioration of many bridge deck overlays have been attributed to the traffic load, nature factor and high thermal or shrinkage stress development in the concrete.
混凝土桥面铺装在交通荷载、自然因素、温度与收缩应力综合作用下，普遍出现了早期开裂与破坏。
Ultra light high strength, thermal insulation, waterproof, and the surface adhesion strong, activist and arch, not crack, dry shrinkage ratio as well as good.
超轻高强、保温隔热、防水防潮、与基面结合力强、集体性好、不起拱、不裂缝、干缩比好等优点。
Increasing autogenous volume expansive deformation for compensating thermal shrinkage deformation of concrete may improve crack resistance.
提高混凝土的自生体积膨胀变形量补偿混凝土的温度收缩变形，对于混凝土抗裂很有意义。
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