...键词 ：人孔挖孔桩；沉降；裂缝控制；膨胀带；后浇带；防裂纤维 [gap=569]Key words: manhole, subside, the crack controlling, expand zone, after water zone, defend and split fibres ..
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This paper analyses the causes of common cracks of reinforced concrete Structure, and gives the crack controlling principle, measures, handling methods of the harmful cracks.
分析了钢筋混凝土结构裂缝的产生原因，提出了裂缝控制的原则、措施及有害裂缝的处理方法。
Its effect of controlling the concrete's crack and crush, decreasing the structural deformation and improving the structural stability is marked.
这种结构能有效的控制混凝土在爆炸冲击荷载作用下的开裂、震塌，限制结构的变形，增强结构稳定性。
This paper introduces some quality controlling measures against the crack-facing of wall-filled frame.
结合工程实践，较全面地介绍了防止框架填充墙饰面裂缝的质量控制措施。
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