The aging of concrete DAMS is manifested by surface carbonization, freeze-thaw, abrasion, weathering, internal corrosion, frost-heaving, cracks, water erosion and et al.
混凝土坝老化表现在表层碳化、冻融、风化、内部溶蚀、冻胀、裂缝发育以及体积改变等。
2
According to the classification, we can supervise the aging experiment under nature weathering and investigate the effects of the weathering on the properties of materials.
可以依据上述各站点的主要自然环境影响因素指导环境试验，研究不同环境因素对材料性能的影响。
3
Artificial weathering test shows that 6911 has better long term anti aging performances than that of BW 10ld and 944.