In the same time, according to the fracture test results, the influence mechanism of aggregate size on fracture toughness of adherence of new and old concrete is discussed and analyzed, which is verified by manse of the fractal theory.4.
同时根据新老混凝土粘结断裂试验结果，分析了粗骨料最大粒径对新老混凝土粘结断裂韧度的影响机理，并用分形理论对影响机理进行了验证。
参考来源 - 新老混凝土粘结断裂性能研究及工程应用·2,447,543篇论文数据，部分数据来源于NoteExpress
FRACTURE test: a method of breaking sample product into pieces for test purposes.
断裂测试：出于试验目的而使样件断裂的一种方法。
A compact specimen is put to the fracture test under tension-shear combined loading.
本文利用紧凑试样在拉-剪复合加载下进行了断裂试验。
Based on the adhesive fracture test results of new and old concrete of the authors, a toughness model of adhesive interface of new and old concrete is put forward.
在新老混凝土粘结面断裂性能试验的基础上，建立了新老混凝土粘结面断裂破坏模式，分析讨论了界面层特性及界面微裂缝扩展对新老混凝土粘结面断裂性能的影响。
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