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n.持久;永恒
1、Discussion on perdurability of concrete───混凝土耐久性问题探讨
1、The existence of hydrogen bond within or between the molecules of pigment can enhance the perdurability, light fastness and weather resistance.
2、It has the features of simple structures, desirable appearance, convenient and quick loading and unloading, use of safety and reliability, hygiene and perdurability etc.