the new and old concrete 新旧混凝土
new and old concrete bond 新老砼粘结
linking new and old concrete 新旧混凝土结合
new and old concrete bonding 新老混凝土粘结
new and old concrete boundary 新旧砼界面
jointing old and new concrete 贴坡新老混凝土结合
old and new concrete 新老混凝土
A banded micro-crack fracture process zone model of adherence of new and old concrete is built up.
建立了新老混凝土粘结面带状微裂缝断裂过程区模型。
参考来源 - 新老混凝土粘结断裂性能研究及工程应用The issue of bond between new and old concrete exists widely in the work of repair and strengthening engineering of new or existing concrete structure.
新老混凝土的粘结问题目前已广泛存在于既有混凝土结构补强、维修加固及新建混凝土工程中。
参考来源 - 新老混凝土粘结理论与试验及在桥梁加固工程中的应用研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The interface between new and old concrete is often weak.
新老混凝土界面往往是混凝土结构的薄弱界面。
General measures of interface between new and old concrete throughout the world were studied.
研究了国内外新老混凝土结合面一般采取的措施。
The test results show that, the fracture properties of adherence of new and old concrete are evidence lower than the new concrete itself.
试验结果表明，新老混凝土粘结断裂性能明显低于新混凝土整体试件的断裂性能。
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